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口算训练题(20以内常规口算练习).doc

口算训练题(20以内常规口算练习).doc
口算训练题(20以内常规口算练习).doc

3+2= 20-2 = 15-2 = 5-2 = 20+0= 12+2= 17-13 = 4+14= 3+4= 3 + 16= 0+9= 13-8 = 4+0= 19-13 = 0+1 = 16-13 = 4+15 = 10+7 = 12-1 = 17-12= 10-6= 2—2 = 19-8 = 5 + 14= 1 + 11 = 11+3 = 0+16 = 3+4= 7-2= 18-4= 14-13 = 10+5 = 2+2=6+12 = 10+6= 6—6= 17-13 = 2+7=5+6= 16-3 = 0+12= 5+11 = 11-1 = 15+5 = 11-3 = 17-6= 19-4 = 2-2=2+6= 18-0= 4+0= 7 + 3 = 17-1 = 15-14= 3+4= 6—0= 15+1 = 9+3 = 15 — 15 = 0+5 = 6+4= 2—0= 8-4= 2+1 = 0+17 = 20+0= 15-1 = 0+1 = 2+4= 3 + 12= 2+2 = 18-2 = 7+6=17-7 = 15-4= 4+0= 18-11 = 2+8=16—2 = 8 + 8 = 17-17 = 1+3 = 2+13 = 4-2 = 17-10= 19+0= 15-13 = 2+13 = 0+10= 19-8 = 5+10= 15-12 = 0+7= 8-0= 7-4=

12-12= 17-3 = 10+2 = 13+0= 9+7 = 11 + 1 = 0+2 = 14-3 = 18-10= 5 + 13 = 3—0= 20-1 = 18-0= 17-14= 10-5 = 14-2= 11 +6= 4+2= 8+10= 3+2 = 4+1 = 14-14= 19-14 = 8+5 = 2 + 14= 15-14= 13-0= 1+2=12-10= 11+4= 18-6= 19-13 = 18-0 = 8+1 = 2+10= 19-12= 11+5 = 8-8 = 19+0= 12-11 = 16-1 = 12-12 = 3+0= 7+9= 5 + 12= 0+16= 18+0= 1+7 = 15-5 = 14+0= 1+7 = 12+8 = 13+5 = 20-17 = 13-2= 15-4= 3-2 = 4+0= 19+1 = 13+3 = 13+5 = 10-10= 11+0= 11+0= 10+6= 7 + 8 = 11+0= 12+2 = 4+4= 5+4 = 17-8 = 19 一16= 11+0= 0+5 = 19-1 = 12+1 = 8+9 = 5 + 3 = 20-0= 3 + 10= 11-8 = 11-10= 8-5 = 1-0= 6+8 = 6+13 = 7-3 = 19-12= 6+0= 16-11 = 3-2 = 2+8 = 4+7 =17 — 6= 8-5 =

5 — 2 = 2+10= 8 + 8 = 1 + 3 = 8 — 1 = 17-7 = 7—6= 2+12 = 18-10= 19-6= 13-0= 17-6= 17+0= 17-0= 16-9= 18-11 = 1-0= 16-

6 = 20-13 = 6+12= 10+2= 0+9 = 8+0= 1 + 3 = 6—5 = 10+3 = 13+4 = 17-0= 1+0= 5 + 11 = 19-2= 4-1 = 10+9 = 1+3 = 18-3 = 16-3 = 17-9 = 13-0 = 10-9 = 18-12 = 4+11 = 9-

7 = 17 —13 = 3 + 7 = 11-10= 2-1 = 13+2 = 3+11 = 0+0= 5+5 = 6—0= 14-0= 6+

8 = 11-7 = 5+

9 = 3+17 = 6+11 = 3+1 = 16-9 = 1+0= 19-15 = 12+1 = 1 + 19 = 16+4 = 11+4= 7 + 8 = 19-16 = 8-4= 18-17 = 2-1 =

8-7 = 13+2= 14+4= 0+9= 16-7 = 15+5 = 17+3 = 15+2 = 14-1 = 12-0= 5 + 3 = 15+1 = 2-0= 13-12 = 4+6=

0+8 = 3+5 = 5—5 = 18-7 = 2+10= 13 —11 = 6+3 = 6—4= 18+1 = 18—13

= 18—5 = 5-0= 0+13 = 6+13 = 4+9=

10+9= 13-11 = 6+13 = 8+1 = 6+13 =

12-1 = 6+13 = 7-1 = 4-4=19—13

=

10+10= 9-5 = 17-3 = 13+5 = 20-0= 17 —12= 15-5 = 14-10= 18+0= 19-14= 16—4= 2+17 = 1 + 19 = 15-14= 2+10= 8+10= 7-1 = 19-2 = 11+6= 13-9= 16-0= 6-2 = 18-13 = 9+1 = 13-8 = 6-2 =10+0= 7+12 = 1 + 15 = 13-8 = 5 + 2 = 11 + 3 = 6+11 = 4+2 = 14-5 = 17 —12= 19-17 = 19-1 = 13+2 = 10-10= 1 + 16= 8+0= 16-10= 0+20= 8—3 = 13-0= 19-14= 13-11 = 16—14= 13—

12= 19—10= 5+2= 11-9= 17-3 = 12—

10=

8+9 = 3+14 = 14 一10= 3 + 7 = 17-17 = 7-4= 12-2 = 14-4= 20-0= 18+0= 18-5 = 2+7 = 1-0= 0+4= 19一6= 11-10= 15 + 3 = 10+9 = 14+5 = 9+6=

6+12= 9-4 = 2+7 = 2+0= 8 + 8 =

9+8 = 8 — 1 = 17+2 = 12-0= 20-10= 18-17 = 16+0= 16-10= 11+3 = 12—11

=

4+11 = 13-0= 15-12 = 11+3 = 2+18 = 3+13 = 9-1 = 8 + 8 = 11 + 1 = 10-10= 5 + 6= 9+10= 6—1 = 16—10= 16-8 = 11 + 1 = 20+0= 14-10= 0+12 = 8-8 =

8-8 = 0+5 = 10+9 = 0+19 = 1 + 10= 5 + 3 = 0+1 = 15+4 = 7-1 = 1 + 19= 19-8 = 5+13 = 18-12 = 3+13 = 1+0= 12-5 = 11+9 = 7+12 = 14-2 = 15-9= 8+1 = 3+15 = 0+15 = 16-5 = 18-5 = 5+13 = 17-15 = 12+4 = 13-11 = 11 + 1 = 2+17 = 6+1 = 0+14 = 18-2 = 19+0= 17—13 = 14-0= 19-0= 18-12 = 0+17 = 10-0= 6+1 = 16-12 = 1 + 15 = 3 + 16= 1+5 = 17-7 = 20-8 = 19-9= 7+12= 19-6= 0+6= 18-14= 3 — 2 = 7-4=

16-9= 17-13 = 9-4= 8+2= 17-2= 16-11 = 16-6= 15-2 = 12-5 = 16—4= 7+6= 13-3 = 11-5 = 11+6= 20-4= 10—0= 1 + 16 = 1+4 = 1+6= 11+4= 4-3 = 2+18 = 2-2= 19-0= 2+7 = 13-4= 10-10= 1+2= 4+3 = 2+6= 13-0= 16-2= 18-4 = 3+12 = 9-5 = 19-4= 12+6= 3+0= 20-12 = 3+6= 11+9= 2+18 = 9+0= 2+4= 11+2= 4+1 = 17+2 = 19-7 = 16-7 = 15-3 = 3+14= 19-5 = 18+0= 17-11 = 17-6= 11+6= 12-0= 1 + 14= 14+2 = 5 + 11 = 19-12= 15-9 = 7-5 = 7-2= 5-2 =

1 + 8 = 18-18 = 18+

2 = 1 + 1

3 = 2+10= 0+19= 0+3 = 20+0= 5-4= 9+11 = 8 + 2 = 2-2= 18-9 = 8-7 = 10—

10=

20-7 = 6+12 = 5+1 = 4+7 = 3-0=

20-19= 13 — 1 = 7-4= 12+7 = 16-6= 3-3 = 15-13 = 16-7 = 13—6= 10+2= 3 + 5 = 7+6= 17-5 = 7+13 = 8-5 = 20-4= 15-0= 17-10= 5 + 12 = 19-2=

18-6= 18-12= 6+10 = 5+7 = 19-15 = 15—6= 12+1 = 5+11 = 3+12 = 17—6= 7+10= 20-12= 8+3 = 19—18 = 12+5 = 3+0= 18-6= 17-3 = 10-8 = 9+11 = 9+11 = 16-2= 19-14 = 16—1 = 17-12= 1一0= 17+1 = 12-10= 13 + 3 = 2+14= 18-12= 4-1 = 19-11 = 8-8 = 0+18 = 3+11 = 18-13 = 19-13 = 13+6= 14-2= 16+2 = 2+2 =0+13 = 2-1 = 13-7 = 13+2= 2-0=8-2= 0+12 = 7-0=

4+2 = 5 + 12 = 19-8 = 13—12 = 17+1 = 18-4= 3 + 1 = 18-7 = 14-11 = 15+5 = 16-5 = 12+4 = 2—0= 20-0= 14+1 = 10+10= 1 + 14 = 7+7 = 3+6= 8+9= 9-7 =19-3 = 13+4= 10+9 = 14-0= 8—6= 16—14 = 5+3 = 6—2 =3—3 = 19-1 = 16—5 = 4-2=3+2 = 1-1 = 12+3 = 2+14= 7+3 = 14—6= 9-0= 11-3 = 19-3 = 2+2= 2+8 = 1+3 = 14-13 = 7+1 = 4+8 = 2+18 = 2+13 = 0+2= 8+1 = 14-9 = 15-1 = 18-1 = 1 + 18 = 13 — 13 = 9+11 = 19-6= 17-11 = 0+10= 6+7 = 4+3 = 20-9= 14-1 = 19-11 = 7-5 = 1 + 19 = 2+5 = 20-20= 12+2= 5 + 10= 0+15 = 16-12 = 18-1 = 13+3 = 6-0= 13+2 = 20—11 = 19-0= 13-3 = 13-7 = 4+10= 17-17 = 20-2= 2+11 = 1+4= 2+11 = 12+3 = 4+9 = 9一8 = 8-8 = 20-16 = 7+4= 2+5 = 0+14= 15+2= 14-12 = 6+12 = 19-1 = 9-7 = 7-3 = 14-10= 18+1 = 3+9 = 19-1 = 20+0= 19-18 = 19-10= 11-0= 8 — 6= 19-2= 2+14 = 6—2 =5-0=

8-8 = 4-4= 15-6 = 16—0= 19-0= 5 + 7 = 2+12 = 13+7 = 13—13 = 9-3 = 3-1 = 19+0= 6+12 = 11+5 = 5+0= 0+17 = 15-2= 13-0 = 4-1 = 17-15 = 8+12= 0+2 = 16-3 = 12-6= 6+3 =

7 + 7 = 6+10= 0+1 = 1 + 10= 7-4=

3+1 = 2+16 = 7-3 = 4+16= 4+5 =

13-13 = 15-15 = 6+1 = 9—6= 19-1 = 1 + 18 = 5+10= 18+0 = 18-15 = 12 + 3 = 18-18 = 10+9 = 19-16= 18-0= 8 + 11 = 16-2= 0+4= 8-5 = 19-8 = 7-5 = 17-15 = 6-2 = 7-6= 12+5 = 2+10= 16-14= 4+4= 9+0= 19-4= 12+1 = 17-14= 3+9 = 6—4= 20—18 = 20-0= 18-4= 3+17 = 8-8 = 5+3 = 12+3 = 17-0= 4+1 = 13+7 = 3+5 = 19-4= 16-15 = 16+1 = 0+12 = 18-12= 17-12 = 4+5 = 4—4 = 4+14 = 17 + 3 = 15—12

= 15—6= 1+4= 9-0= 18-4= 1-0=

5+0= 19-7 = 6+4= 11-4= 12+6=

6—6= 2+5 = 20-8 = 2+10= 1 + 14=

13-4= 7+2 = 5 + 12 = 10-8 = 18-14= 17-1 = 4+4= 4+13 = 1 + 1 = 12+4= 7+12= 14-0= 15+1 = 6—3 = 17—

16=

15+4= 6+12 = 16+4 = 15-13 = 0+9= 11 + 8 = 2+8 = 12-10= 12+0= 5-0=

10-2= 4+4= 19-3 = 0+5 = 17-1 =

19-2= 10-10= 10-8 = 1-0= 3—3 = 19-17 = 9+5 = 3+7 = 18-17 = 15-1 = 0+18 = 6+12= 5+0= 1 + 1 = 18-3 = 18-11 = 0+20= 15 + 1 = 9-4= 1 + 1 = 17-14= 15-12 = 3+13 = 8-4= 8-0=

3+16= 3+7 = 1 + 13 = 1 + 17 = 11-5 =

1+9= 11 + 8 = 18+1 = 5-2 = 16-15 =

14 一14= 13 + 3 = 14+6 = 5+2 = 11-0=

2+15 = 6—3 = 15-13 = 4+16= 7+1 = 5+13 = 17-15 = 16-3 = 0+0= 3-1 = 11+5 = 7+8 = 15-1 = 20-6= 13+2= 0+6= 0+8 = 15-1 = 11+5 = 10-8 = 1 + 14= 14+2 = 2-2= 2+15 = 4+0=

0+0= 17-3 = 7+2 = 7-4= 14-14=

6—5 = 20 —10= 0+6= 18-0= 0+7 =

9+8 = 1+5 = 14-0= 15 + 5 = 17-17 =

4-1 = 4+3 = 18-8 = 15-0= 8—6= 19-9= 14-3 = 0+10= 17-13 = 2+6= 4+10= 6+9= 14+4 = 2+4= 10+8 = 6—]= 18-3 = 15+1 = 8-1 = 9-0=

8 + 7 = 2+2=9一9= 19-11 = 7-3 = 2+15 = 2+1 = 16+0= 2+5 = 17-8 = 16+0= 8—6= 17-11 = 2+3 = 5 + 1 = 10+5 = 14-2 = 1 + 15 = 13+0= 14-13 = 17-15 = 13-10= 19-18 = 17 —11 = 13+0= 6—5 = 7+5 = 8+11 = 17-16= 14-13 = 14-1 = 19-2= 9+6= 20-7 = 1-0= 20+0= 6—6= 20-5 = 15+5 = 15-1 = 14+0= 1+5 = 17 —16= 8-1 = 17-3 = 11-0= 9+10= 2+4= 7+13 = 17-11 = 11+4= 7+3 = 11+2 = 19-11 = 3-0=

4+2 =8 + 8 = 13-3 = 17-1 = 7+6= 17-16= 19-17 = 5 — 1 = 2+15 = 0+2 = 9-4=3+12= 3 + 13 = 12-7 = 7+4= 1 + 3 = 1+0= 11+5 = 16-12 = 8+0= 18-11 = 0+17 = 4+2=0+10= 2+13 = 7-3 = 2+17 = 11-6= 14-13 = 7+0= 13-5 = 2+14 = 4+11 = 3+2 = 15-2= 10+4= 9-2 = 9+9 = 13-2 = 0+1 = 20-16= 13-3 = 16-15 = 19+0= 18-5 = 14-4= 15 + 1 = 0+9= 12-12 = 15+5 = 20-2= 13+4 = 8+0= 18—15 = 18+2=

7+2= 0+0= 16-5 = 15-9 = 14+3 = 8+12= 14-4 = 13-5 = 2+14= 7 + 1 =

12-1 = 0+2= 17+1 = 19-8 = 19一9= 5 + 2 = 6+0= 6+11 = 2+13 = 1-0=

8 — 6= 4+14= 6+3 = 6—5 =12+0=

9-1 = 17-11 = 0+7= 3+5 = 8+9 = 1+3 = 8-3 = 8+11 = 10-0= 4-3 = 4-3 = 1+9= 0+4= 2+9= 14+1 = 5+11 = 1+5 = 2+13 = 3+7 = 8 + 1 = 2+12= 10+4= 0+10= 5+6= 19+1 = 6+7 = 10+9= 20-7 = 13-3 = 18-0= 6+7 = 4+12 = 11-0= 8-1 = 4+5 =

0+13 = 15-11 = 15+5 = 14-1 = 2 + 12 = 13-2= 3+7 = 6—1 = 9+9= 9-0=

0+14= 5+4= 13+2= 3-1 = 17+0= 14+6= 17-0= 9-8 = 5+10= 14+0= 8+10= 17+0= 15-2 = 17-16= 17+1 = 11+7 = 18-15 = 14-11 = 5 + 12 = 7+2 = 14+6= 5-2= 19-11 = 19-7 = 1+7 = 1+0= 2+8 = 13 + 3 = 4+12 = 4+16= 11+6= 18-4= 11-10= 8+10= 13+2= 9-2 = 15-7 = 20-9 = 3-0= 4+2 = 1 + 13 = 0+14 = 16-13 = 10+10= 20-5 = 0+18 = 2+4 = 1 + 15 = 14+5 = 17-6= 1 + 14= 2+2 =15 + 1 = 19—12 = 3+2 = 1 + 12= 20-20= 16+1 = 4+15 = 2+15 = 11-0= 13-11 = 5+5 = 11-10= 7-5 =

2+2 = 17-11 = 12+1 = 6—2 = 18-18 = 12-1 = 18-13 = 16-10= 7-5 = 11+0= 15-4= 5+2= 12-4 = 7-1 = 5—3 = 16-13 = 19-6= 18-0= 8+0= 9-7 = 12-12= 16-14 = 12-0= 4+4=12-3 = 3+0= 9一1 = 7+2 = 17-11 = 11-2= 6+10= 11+6= 6+6= 20 —13 = 14+5 = 16-3 = 18-11 = 0+5 = 7 + 8 = 4+6=

6+0= 9-1 = 7-0= 14-4= 2 + 16= 6+9= 0+19 = 20-15 = 12-12 = 1+7 = 5 — 3 = 15-2= 1+9= 10+4= 16+3 = 4-2 = 11-9= 7+11 = 14+0= 6-2 =

0+11 = 18 — 13 = 5 — 3 = 15 + 1 = 16—13

=

5+4= 18-16= 14-7 = 18—6= 2+6= 18-2= 16-9 = 17-4= 6—0= 4+8 = 7 — 6= 6+5 = 5+10= 18-12= 2+11 = 2-2=16-12= 11+5 = 2+17 = 18—

10=

0+13 = 0+2= 18+2= 7-4= 15-2= 8-0= 17-4 = 0+12 = 4-0= 11-1 = 17-4= 13-10= 1 + 13 = 0+16 = 2+14= 9-5 = 10+0= 15+0= 1 + 12 = 15-5 = 19-10= 16+3 = 19-7 = 8 + 5 = 16—1 = 7-7 = 15-13 = 20-11 = 5+5 = 12+7 =

18+2= 12+3 = 19-5 = 11 + 1 = 9-7 =

9-9= 6—1 = 18-6= 17-13 = 13-1 = 9-3 = 3+3 = 9+1 = 4+11 = 14-0= 1+0= 15-2= 11+5 = 2+15 = 5 + 14= 6—4= 1-1 = 18-3 = 5-2 = 1 + 19= 13-1 = 3+5 = 4+6= 10+2 = 19-15 = 0-0= 3-1 = 5+5 = 16-1 = 6+14= 3-1 = 10+6= 6—6= 4-1 = 3+5 = 17-7 = 17+3 = 5 — 3 = 3 + 2 = 16-14=

7-2 = 1 + 17 = 2+11 = 20-6= 14-5 = 16-2= 11 + 3 = 2-2 = 2+4= 19-17 = 3+14= 7-4 = 9-0= 12 + 2 = 1 + 14=

2 + 9= 0+20= 16-12 = 16+1 = 8-5 = 17-9= 4+5 = 11+8 = 13-

3 = 7-6=

20-16= 0+5 = 7-3 = 13-13 = 20-8 = 16+4= 5-4 = 17-3 = 3+12= 1+9=

0+7 = 7+11 = 12-12= 8 + 3 = 6+7 = 2+2= 5 + 1 = 3 + 16= 7+4= 13 + 7 = 18-13 = 16—16= 9-2 = 11-9= 15-10= 13+0= 18-5 = 17-0= 6+5 = 17-17 = 2+18 = 19-7 = 12+6= 4-4=4+15 = 19-1 = 4+11 = 4-3 = 20-4= 14-3 = 4+3 = 4+11 = 8+4 = 10+4= 10+6= 1+2= 8-3 = 0+20= 11+9= 6+8 = 6+14= 18-15 = 20-6 = 4-3 = 18-1 = 16-13 = 17-15 = 11 —6= 2+6=6—6= 12-4= 19-5 = 15-11 = 5 + 3 = 6+12 = 17-14= 4+3 = 6—6= 17-12 = 1 + 11 = 15-7 = 9+7 = 11-1 = 7-4= 11-2= 14+0= 7-0= 8 — 6= 12-0= 0-0=

0-0= 19-18 = 9-1 = 16-15 = 15-10= 15+0= 13 + 3 = 18+1 = 19-11 = 0+0= 11-9= 12+8 = 9-5 = 5 + 2 = 11+0= 3+4= 16+1 = 3+4 = 5-0= 6+10= 4+10= 10+3 = 18-7 = 14-9 = 17-6= 2+1 = 18-14= 8-1 = 2+14= 17-10= 14-7 = 18-17 = 6+9 = 18-12 = 6+9=

4-4= 6+5 = 8+11 = 14-1 = 18-5 =

1 + 16= 10-7 = 8-7 = 5+11 = 15-9= 7+2= 10+0= 8-1 = 5 + 1 = 20-8 = 7+11 = 6— 1 = 8-5 = 5+4= 1+0=

7+6= 8—6= 7-1 = 7+4= 11-1 =

11+3 = 4+2= 2+10= 8 + 7 = 18-2= 1+8 = 5+4= 8-0= 7-7 = 13-11 = 13-11 = 14-3 = 19-6 = 19 一19 = 18-8 = 6+9 = 18+2= 19-12 = 14+5 = 9一9 = 4+4= 4+11 = 17-8 = 11+2= 0+20= 17-13 = 0+1 = 1 + 10= 7+13 = 1 + 15 = 12-1 = 15-12= 13+3 = 18-7 = 15+3 = 17-5 = 13-9 = 5-4= 0+4= 3 — 1 = 8+10= 5+1 = 6+5 = 15-0= 2+9=

2 + 5 = 11 + 1 = 6—1 = 15-15 = 10+1 =

10+2= 18-10= 9-2=7-4= 4+8 =

19-2= 19-10= 13-1 = 1+2 = 7+2 =

2+17 = 11-4= 16—3 = 20-7 = 4+6=

0+7 = 13+0= 3-0= 13-6= 13-0=

10—5 = 17+1 = 4-2= 1 + 16= 12+0=

16+1 = 7+13 = 10-10= 15+4= 10+4= 16+0= 3+15 = 8+10= 6—1 = 7-7 = 10-9= 1 + 11 = 4+15 = 5-1 = 18-14= 13-9= 5—5 = 0+4= 19-16= 1+4 = 13—5 = 15-10= 2+1 = 2+16= 18—11

=

12+0= 19-9 = 7+0= 17-5 = 2 + 18 = 2+13 = 3-0= 7+6= 12+0= 7+5 = 9一5 = 1+9= 19-10= 7+3 = 19-7 = 1+6= 10+8 = 12-0= 13—5 = 12+2= 10+10= 3+11 = 4-2=2+15 = 8+4=

5 + 5 = 0+17 = 3-3 = 19-13 = 14+0= 15-12= 16+1 = 19-16= 16-0= 18-7 = 11-5 = 1-0= 18-16= 3+14= 15—5 = 3+15 = 3+4= 19-14= 7-2= 16—

14=

9+8 = 14-4 = 11+5 = 16-12 = 0+20= 3+16= 16—6= 1+2= 18-17 = 16-6= 4-3 = 9+6= 16-12 = 1+6= 20+0= 12-0= 9-4= 9-0= 2+1 = 15 + 1 = 16-15 = 0+13 = 5+14= 19-8 = 8 — 8 =

12-12= 19-2 = 4+12 = 9-8 = 4+13 = 16-8 = 12+3 = 18-15 = 9+4= 17+2= 11 + 1 = 2+4 = 8-3 = 19-10= 17-13 = 16—13 = 17-8 = 17 —15 = 6+12 = 12+4= 3 — 3 = 13-5 = 4+1 = 1 + 1 = 16-10= 20-10= 2+4= 3+11 = 8+0= 11+2= 13+0= 8+9= 15-11 = 17-7 = 18+0= 0+0= 6+10= 9+4= 8-3 = 18-5 = 5+11 = 10-6 = 14+3 = 19-12 = 18-2= 10-9= 19-5 = 9+1 = 13-2 = 5+2 = 16+1 = 7+10= 1-0= 7-2= 15-15 = 0+13 = 0+11 = 0+1 = 5—3 = 1+6= 19-2= 9+0= 6-0= 11-6= 19-13 = 8+10= 12+6 = 14-10= 0+8 = 17+1 = 8-0= 1+3 = 15+2 = 3+12 = 0+18 = 0-0= 1 + 16= 15-14= 16+1 = 18-17 = 15+2= 13+7 = 8+11 = 3 + 3 = 0+15 = 13-12= 14+6= 9-7 = 8-8 = 18-2= 20-0= 13-12 = 9+0= 13-8 = 7-4= 14-4= 3+15 = 15-11 = 12-4= 2+10= 1+2 = 9-0= 0+6= 15-12 = 13-5 = 13+3 = 10-3 = 15+0= 12+6= 1+2= 16-12= 2-2= 9—6= 10-2= 4+12= 0+9 = 1+7 = 13—13 = 7 — 5 = 1一0= 14-4= 2+4 = 17-13 = 3+1 = 16-10= 2-0= 11+2= 18-6 = 18-13 = 19-14= 18 — 13 = 1 + 1 = 17-2 = 19+0= 19-14= 12+1 = 5-4 = 19-19 = 7+13 = 0+10= 2-2 = 5+4= 9+3 = 16—16= 6+7 = 7-4= 2+16= 11 + 1 = 11-0= 18-10= 12+0= 0+18 = 19-11 = 13+3 = 3-3 = 10+2= 10+1 = 12+7 = 12+5 = 1-0=

8-0= 15-2 = 2+17 = 4+9= 14-0= 15-12= 15-1 = 15-15 = 13-9= 17-7 = 17-16= 6+2 = 13-13 = 5 + 7 = 4+15 = 15+5 = 15 + 3 = 2+1 = 11 + 1 = 16-0= 6+1 = 16—4 = 3+9 = 4-4= 13-2= 18-7 = 6—3 = 6+12= 0+4= 19-7 =

5+10= 20-5 = 19-3 = 0+14= 7-1 = 18-12= 11-8 = 7+0= 17+2= 17+2= 9+10= 7-6= 4+1 = 1+0= 6+12=

17-17 =

18-14= 17-7 = 17-16= 14+1 =

1 + 10= 2-0= 7-7 = 4+4= 7+0= 1 + 11 = 4+10= 1 + 15 = 9+11 = 5+11 = 9-3 = 17-14= 8 + 6= 17+0= 16-0= 15-0=

0+2= 5-4=

1 + 14=

2+8 = 13-12= 3-2 = 9+10= 18-6= 0+13 = 17-3 = 5+9 = 1 + 13 = 9-3 = 7+12 =

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