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小学一年级100以内加减法练习口算题卡

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精选word

. 11+23= 15-5= 8+6= 9+30= 21+21=

28+7= 24-8= 42+2= 11+13= 34+16=

14+10= 31-2= 13+17= 23-3= 14-2=

17-6= 8+12= 4+42= 19+17= 22+20=

8+19= 17-4= 2+42= 41-8= 13-8=

2+30= 21+14= 14-7= 37-2= 12-6=

12+11= 27+4= 35+13= 10+9= 33+2=

7+24= 5+33= 27-4= 48-9= 13+27=

27+7= 4+18= 17+24= 14-7= 7+39=

7+13= 44-8= 8+29= 9+26= 11-7=

11-5= 9+26= 47-2= 27-9= 36+12=

22-2= 45-1= 8+32= 38-4= 24-8=

35-3= 6+13= 41+5= 7+39= 12-4=

7+25= 40-7= 7+37= 11+24= 32+11=

29-5= 21+3= 18+11= 7+7= 6+7=

10+13= 36-7= 3+32= 34+16= 10+29=

15+28= 32+3= 26+6= 11+22= 22+22=

15+20= 12+12= 39-3= 42+1= 6+33=

3+20= 2+48= 22+23= 3+27= 20+4=

14+34= 47-8= 4+20= 22+11= 35-9=

精选word

. 6+19= 3+8= 16+4= 4+9= 18+23=

43-7= 40-8= 13+34= 3+2= 11+11=

44-6= 17-9= 8+15= 18+23= 12+24=

23+6= 16+14= 18+1= 19+27= 12-7=

30+19= 29-1= 1+21= 5+12= 20+23=

9+16= 48-9= 22+26= 26+17= 42-9=

4+22= 33-9= 23+18= 8+20= 20-8=

11+34= 19-4= 27+12= 14+3= 19+21=

26+9= 28+9= 16+10= 38-7= 47-8=

15-6= 2+9= 12+16= 13+5= 15+30=

28-2= 17-5= 19+17= 21+21= 33-2=

15+3= 9+30= 4+5= 5+44= 28+16=

3+13= 39-8= 1+43= 49-7= 27+4=

42-3= 40-3= 8+21= 4+26= 15+3=

3+45= 46-7= 31+3= 3+18= 19+28=

33-4= 24+3= 11+32= 39-8= 17+33=

6+11= 14+18= 10+13= 9+28= 22+12=

13+24= 9+32= 13+22= 46+1= 2+38=

15+19= 10+14= 4+33= 25-8= 36+11=

2+46= 15+10= 9+31= 10+29= 39-7=

精选word

. 22+20= 48-5= 40-9= 5+42= 3+30=

23+4= 13+36= 23-8= 30+15= 2+7=

30+4= 4+26= 1+20= 43+1= 14+30=

14+32= 6+43= 33+10= 20-5= 4+44=

1+46= 35+11= 28+7= 35+5= 16+5=

36-5= 46-9= 15-3= 38-1= 38-6=

3+11= 33+15= 23+8= 37+8= 23+9=

8+2= 6+33= 8+38= 23+11= 1+47=

30-3= 40-1= 5+27= 17+5= 4+43=

2+39= 4+33= 18-9= 33+6= 18+19=

42-2= 23+23= 18-8= 13+34= 9+3=

2+25= 16+15= 12+18= 29+4= 28-4=

7+15= 3+41= 6+38= 33-2= 31+11=

13+18= 11+5= 3+41= 27+6= 47+2=

19-5= 41-3= 22+21= 22+13= 3+36=

29+9= 10+23= 3+24= 4+36= 44-1=

11+4= 31+6= 30+7= 45-1= 24-7=

25-7= 28+8= 18+29= 47+3= 17-5=

6+20= 2+37= 13+28= 1+45= 10+38=

9+25= 3+31= 21+20= 21+25= 15+29=

精选word

. 24+2= 7+19= 45-6= 23-4= 12+1=

38+7= 11-7= 40-3= 5+36= 31-4=

34+9= 29+17= 18+28= 24+24= 23-9=

22+15= 9+21= 7+11= 4+27= 21+6=

9+3= 4+43= 1+28= 8+12= 17-9=

6+38= 42+6= 37+6= 10+31= 15+14=

1+32= 1+25= 12+14= 43+4= 39+8=

36+5= 40+1= 42+5= 9+5= 24+8=

6+13= 32-4= 39-9= 32-9= 46+2=

27+3= 11+6= 2+29= 12+37= 29+13=

49-4= 27+12= 12+28= 12+4= 15+8=

29+19= 19+8= 19+8= 9+8= 9+1=

30+18= 23+1= 31-9= 5+4= 29+2=

17-8= 25+9= 26+11= 26+15= 12+11=

32+4= 20+9= 9+26= 45-9= 3+6=

39-2= 3+9= 25-3= 14+16= 3+20=

35+8= 35+13= 15-6= 1+3= 47-3=

4+23= 29+3= 5+32= 1+26= 2+36=

37+7= 12+38= 34+5= 1+27= 24-1=

24+8= 26+24= 11+27= 7+22= 2+35=

精选word

. 15+4= 29+21= 25+6= 21+13= 38+3=

3+43= 6+2= 23+1= 16+12= 16+1=

7+20= 6+30= 7+40= 19-9= 2+27=

24+12= 16-5= 22+27= 41-2= 34-1=

20+18= 42-1= 19+14= 13+10= 14+32=

25+20= 7+40= 41-5= 20+2= 3+15=

19-6= 33-3= 34+3= 17-8= 21+22=

46-8= 20+14= 14+11= 17+3= 9+32=

27+22= 49-2= 1+13= 3+15= 30+19=

4+44= 31-5= 24-5= 22+19= 5+2=

8+3= 11+4= 17-8= 23+9= 47-9=

13+9= 15+15= 4+26= 3+27= 31+9=

24+9= 16+19= 42+6= 19+10= 6+27=

19+28= 41+5= 23+14= 44+6= 3+7=

38+12= 13+3= 10+24= 28-7= 25+16=

7+2= 28+5= 15+18= 8+36= 22+11=

11-4= 46-4= 5+27= 19-7= 22+26=

21+9= 40-2= 11-5= 6+38= 12+2=

18-2= 26+8= 14+22= 16+21= 33+3=

21+4= 16-4= 15+15= 29+14= 47-7=

精选word

. 4+33= 27+16= 29+12= 6+28= 16-1=

19+1= 36+11= 11+28= 7+31= 18+27=

38+8= 48-7= 5+45= 22+6= 27+17=

14+24= 13+18= 41-6= 24+23= 4+3=

9+38= 20+6= 8+11= 27+18= 28+16=

13+1= 49-3= 36+5= 12+37= 2+12=

13-1= 11+37= 14+9= 19+26= 13+29=

39+5= 14+34= 5+20= 16+6= 23-2=

17+14= 1+26= 4+7= 15+10= 23+13=

10+26= 5+18= 2+14= 31+11= 40+10=

32+13= 7+23= 12+18= 29+2= 16+15=

23+20= 30+5= 26+16= 21+14= 4+16=

13-9= 20+3= 20+10= 19+15= 27+18=

18+8= 2+32= 19+4= 13+25= 34-1=

8+26= 39+5= 15+33= 17+8= 21+4=

20+11= 29-5= 18+11= 10+24= 25+8=

14-8= 7+42= 28+21= 1+8= 8+30=

14+28= 34+1= 1+24= 3+39= 18+12=

47-5= 42+8= 15-7= 2+23= 19+30=

25+18= 44+3= 25+5= 8+7= 38+12=

合集下载

一年级数学下册100以内加减法口算练习题一

一年级数学下册100以内加减法口算练习题一

1 一年级100以内口算练习题（一）

72－2＝ 45－9＝ 86－8＝ 96－2＝ 24－9＝

40－2＝ 46－9＝ 43－4＝ 18－2＝ 38－8＝

35＋5＝ 85＋2＝ 59－4＝ 78＋10＝ 82－5＝

64＋6＝ 32＋7＝ 49－5＝ 63＋3＝ 84－2＝

60－4＝ 11＋20＝ 45－3＝ 30＋8＝ 60－7＝

25＋4＝ 36－5＝ 84＋4＝ 52－3＝ 71＋9＝

88－4＝ 76＋0＝ 93－3＝ 18＋5＝ 70－5＝

56＋20＝ 64＋6＝ 65＋3＝ 15－3＝ 30－3＝

32＋6＝ 29－7＝ 35＋2＝ 73＋4＝ 25＋4＝

43＋5＝ 87＋10＝ 39－3= 48－30= 95－40=

81－2＝ 60＋8＝ 39＋10＝ 76＋10＝ 70＋30＝

48－9＝ 47－8＝ 52－4＝ 43－8＝ 68－9＝

40－2＝ 27－9＝ 32－4＝ 41－2＝ 38－9＝

30－2＝ 72－2＝ 66－4＝ 39－2＝ 20－9＝

53＋5＝ 35＋2＝ 39－4＝ 8＋50＝ 20－1＝

40＋6＝ 62＋7＝ 89－5＝ 63＋3＝ 34－2＝

50－4= 11+2= 53－3= 60+8= 80－7=

100以内加减法口算题卡 ——打印表格格式修正版(小学一年级下册数学18页)

100以内加减法口算题卡 ——打印表格格式修正版(小学一年级下册数学18页)

1.1.6重大危险源动态管理控制表

.1

29－11= 16－ 4= 89－24= 29－ 8= 98－752－50= 24－13= 10+20= 14+25= 31－117－ 7= 19－12= 98－80= 25－4= 99－224－13= 15+14= 90－10= 20+8= 25+318+11= 28+2= 29+1= 25+25= 26－112+5= 28+11= 25+12= 23－3= 12+1016+13= 24+4= 19+11= 17－12= 18－819－6= 29+10= 72－10= 20+30= 99－912+17= 60－40= 17－17= 90－40= 16+5420－10= 70－50= 50－30= 60+30= 12+3328+6= 16+44= 20+44= 50－50= 19－118－15= 88+12= 66－16= 90－30= 65－250－20= 87－7= 80+9= 18－13= 13+1715+53= 16+13= 14+22= 89－80= 14+256－40= 66－20= 99－33= 66－46= 19+617－)=0 17－14= 15－3= 80+4= 26－119－)=13 27－14= 18+( )=20 14+( )=27 67－116－)=12 65－33= 65+25= 24+24= 8+(

6 1.1.6重大危险源动态管理控制表

.2 小学一年级数学（下）口算题(一)

小学一年级数学（下）口算题(二)

69+ 3= 47－

6= 59+10= 28+ 9= 73+

6=

4 +50= 22－

9= 15+

8= 8 +12= 9 +

6=

18－

9= 72－

2= 49+ 7= 27+14= 59－ 6=

82－

1= 25－

5= 64+ 5= 89－

小学一年级20以内加减法口算题卡20套2000道

小学一年级20以内加减法口算题卡20套2000道

8 + 4 =15 - 7 =14 - 8 =5 + 7 =14 - 6 =12 - 5 =5 + 8 =13 - 4 =5 + 9 =7 + 4 =13 - 6 =16 - 9 =15 - 6 =13 - 9 =9 + 2 =9 + 6 =11 - 5 =3 + 8 =18 - 9 =6 + 7 =7 + 9 =11 - 9 =11 - 6 =14 - 5 =9 + 5 =7 + 6 =12 - 9 =9 + 8 =6 + 8 =12 - 4 =9 + 7 =13 - 8 =13 - 5 =8 + 7 =16 - 7 =7 + 7 =8 + 3 =17 - 9 =11 - 2 =12 - 7 =7 + 8 =13 - 7 =5 + 6 =17 - 8 =14 - 8 =6 + 6 =15 - 9 =8 + 8 =4 + 8 =16 - 8 =8 + 5 =14 - 9 =( )- 6 = 86 +( )= 1116 -( )= 133 +( )= 122 +( )= 1118 -( )= 128 +( )= 14( )- 7 = 10( )- 12 = 06 +( )= 15( )- 9 = 47 +( )= 129 +( )= 13( )- 7 = 1218 -( )= 14( )+ 3 = 12( )- 8 = 8( )+ 9 = 13( )+ 9 = 1815 -( )= 88 +( )= 1714 -( )= 7( )- 6 = 10( )- 3 = 1212- 3 + 4 =6 - 5 + 14 =4 + 9 - 6 =4 + 7 - 3 =19 - 9 + 7 =4 + 9 - 7 =3 + 15 - 9 =12 - 8 + 5 =9 + 6 - 7 =13 - 7 - 4 =5 + 7 + 4 =17 - 9 + 8 =11 - 8 + 4 =14 - 7 + 5 =11 - 4 + 8 =18 - 8 - 5 =6 + 8 - 9 =11 - 7 + 6 =15 - 7 - 4 =13 + 2 - 6 =17 - 8 - 5 =12 + 3 + 5 =12 - 6 + 8 =16 - 6 + 3 =20以内的加减法一课一练1 一年 班 姓名 姓8 + 7 =9 + 9 =16 - 8 =7 + 9 =14 - 5 =5 + 7 =9 + 4 =15 - 6 =9 + 6 =14 - 9 =4 + 8 =6 + 7 =5 + 8 =7 + 7 =17 - 8 =2 + 9 =18 - 9 =4 + 9 =7 + 5 =6 + 8 =6 + 6 =11 - 6 =8 + 9 =16 - 7 =9 + 2 =7 + 6 =15 - 9 =9 + 3 =8 + 6 =15 - 7 =9 + 5 =14 - 8 =16 - 9 =3 + 9 =13 - 4 =3 + 8 =14 - 7 =8 + 3 =15 - 8 =9 + 8 =5 + 9 =17 - 9 =8 + 8 =11 - 7 =11 - 5 =9 + 7 =14 - 6 =8 + 5 =7 + 8 =8 + 4 =11 - 4 =6 + 9 =( )+ 9 = 1111 -( )= 9( )+ 6 = 15( )- 7 = 517 -( )= 98 +( )= 1715 -( )= 95 +( )= 14( )- 7 = 7( )- 9 = 93 +( )= 11( )- 7 = 9( )+ 9 = 1315 -( )= 6( )+ 6 = 129 +( )= 18( )- 8 = 54 +( )= 127 +( )= 14( )- 6 = 69 +( )= 16( )- 7 = 8( )- 8 = 3( )+ 7 = 1117 - 6 - 7 =4 + 5 + 9 =6 + 8 + 4 =13 - 8 + 6 =8 + 8 - 7 =11 - 4 + 5 =15 - 8 + 9 =3 + 7 + 6 =10 + 6 - 8 =16 - 5 - 6 =3 + 8 + 8 =16 - 5 - 8 =14 - 8 + 8 =9 + 7 - 6 =12 - 6 + 2 =6 + 8 + 3 =16 - 7 - 5 =2 + 8 + 5 =4 + 5 + 2 =13 - 4 + 7 =4 + 5 + 7 =17 - 8 + 3 =10 - 5 + 4 =12 + 6 - 9 =20以内的加减法一课一练2 一年 班 姓名 姓11 - 4 =5 + 9 =13 - 4 =9 + 9 =9 + 5 =12 - 4 =8 + 8 =12 - 5 =14 - 6 =16 - 7 =11 - 3 =7 + 9 =12 - 9 =5 + 8 =7 + 7 =14 - 9 =9 + 8 =11 - 6 =13 - 7 =4 + 9 =6 + 8 =4 + 8 =8 + 6 =12 - 8 =11 - 8 =9 + 6 =13 - 5 =11 - 9 =8 + 5 =13 - 9 =16 - 8 =8 + 7 =12 - 7 =6 + 9 =6 + 7 =12 - 6 =6 + 6 =14 - 5 =11 - 7 =9 + 7 =13 - 6 =3 + 9 =8 + 9 =15 - 7 =7 + 8 =15 - 6 =7 + 6 =9 + 4 =11 - 5 =5 + 7 =13 - 8 =18 - 9 =18 -( )= 9( )+ 8 = 119 +( )= 1711 -( )= 3( )+ 9 = 1413 -( )= 9( )+ 3 = 11( )+ 8 = 1314 -( )= 7( )- 5 = 9( )- 9 = 62 +( )= 11( )- 5 = 8( )+ 9 = 1814 -( )= 9( )+ 7 = 14( )- 8 = 89 +( )= 12( )+ 9 = 12( )- 8 = 94 +( )= 11( )- 4 = 716 -( )= 75 +( )= 1414 - 5 + 3 =4 + 4 + 9 =7 + 7 - 8 =13 - 6 + 6 =4 + 5 + 3 =14 - 5 + 9 =5 + 4 + 8 =9 + 7 + 2 =14 - 7 + 4 =4 + 7 + 4 =13 - 8 + 2 =13 - 4 + 5 =4 + 6 + 6 =8 + 6 - 7 =14 - 5 + 8 =10 + 6 + 1 =13 - 5 - 7 =14 - 8 + 1 =3 + 8 + 7 =10 - 8 + 7 =7 + 6 + 5 =13 - 3 - 8 =16 - 6 - 9 =6 + 6 - 9 =20以内的加减法一课一练3 一年 班 姓名 姓4 + 7 =6 + 9 =16 - 7 =5 + 7 =18 - 9 =15 - 6 =6 + 7 =8 + 9 =8 + 7 =14 - 8 =11 - 5 =12 - 5 =4 + 8 =13 - 7 =7 + 8 =6 + 5 =12 - 3 =9 + 9 =8 + 6 =14 - 5 =11 - 6 =13 - 4 =5 + 8 =17 - 8 =7 + 9 =5 + 6 =11 - 7 =7 + 6 =11 - 3 =14 - 7 =7 + 5 =5 + 9 =15 - 7 =8 + 8 =13 - 5 =11 - 2 =6 + 8 =9 + 5 =12 - 6 =9 + 4 =12 - 4 =13 - 6 =9 + 7 =11 - 4 =9 + 8 =12 - 7 =13 - 8 =7 + 7 =6 + 6 =4 + 9 =14 - 6 =9 + 6 =( )- 8 = 5( )+ 8 = 12( )- 9 = 94 +( )= 139 +( )= 18( )- 6 = 6( )+ 8 = 11( )+ 6 = 12( )- 3 = 86 +( )= 1117 -( )= 916 -( )= 812 -( )= 3( )+ 9 = 14( )- 6 = 8( )+ 6 = 14( )+ 9 = 1111 -( )= 9( )- 9 = 712 -( )= 515 -( )= 7( )+ 7 = 139 +( )= 133 +( )= 1215 - 3 + 4 =7 + 6 + 6 =12 + 4 - 3 =16 - 7 + 7 =10 + 5 - 6 =6 - 3 + 9 =12 - 3 - 6 =7 + 4 + 7 =18 - 6 - 5 =4 + 4 + 5 =11 - 6 + 9 =13 - 5 - 4 =11 - 6 + 8 =19 - 4 - 1 =5 + 6 + 8 =14 - 3 - 3 =7 + 6 - 5 =17 - 6 + 5 =10 + 5 - 4 =2 + 6 + 9 =11 - 8 - 2 =9 + 7 - 1 =14 + 5 - 2 =18 - 6 + 6 =20以内的加减法一课一练4 一年 班 姓名 姓7 + 8 =3 + 14 =6 + 9 =16 - 7 =16 - 8 =4 + 8 =2 + 16 =18 - 4 =5 + 12 =18 - 5 =4 + 12 =8 + 8 =15 - 7 =3 + 9 =6 + 6 =19 - 2 =9 + 9 =5 + 14 =17 - 8 =4 + 7 =13 - 5 =15 - 8 =4 + 9 =12 - 5 =12 - 4 =3 + 8 =17 - 4 =11 - 3 =5 + 6 =7 + 7 =19 - 3 =6 + 7 =12 - 6 =11 - 2 =14 - 5 =8 + 9 =6 + 8 =14 - 6 =5 + 7 =13 - 4 =18 - 9 =7 + 9 =11 - 4 =7 + 12 =15 - 6 =12 - 3 =5 + 8 =14 - 7 =5 + 9 =11 - 5 =13 - 6 =2 + 9 =( )+ 7 = 15( )- 6 = 7( )+ 3 = 114 +( )= 1115 -( )= 8( )+ 8 = 1113 -( )= 9( )- 9 = 2( )+ 9 = 1816 -( )= 92 +( )= 116 +( )= 1415 -( )= 6( )- 8 = 913 -( )= 8( )+ 5 = 12( )+ 9 = 129 +( )= 16( )- 6 = 915 -( )= 914 -( )= 8( )- 8 = 6( )+ 5 = 14( )+ 9 = 1311 - 2 - 8 =7 + 2 + 9 =11 - 2 + 5 =2 + 3 + 3 =6 + 2 + 5 =8 - 2 + 6 =8 - 3 + 2 =6 + 2 + 7 =9 + 3 - 6 =10 - 2 - 7 =8 - 2 + 9 =8 + 2 - 8 =2 + 2 + 1 =6 - 2 + 3 =2 + 2 + 8 =2 + 8 + 2 =7 - 3 + 8 =4 + 5 - 7 =6 - 3 + 4 =8 - 5 + 1 =2 + 2 + 4 =6 + 2 + 6 =12 + 2 - 9 =6 - 2 + 7 =20以内的加减法一课一练5 一年 班 姓名 姓11 - 6 =5 + 8 =15 - 6 =4 + 9 =9 + 7 =7 + 12 =9 + 5 =4 + 12 =15 - 7 =8 + 9 =5 + 14 =7 + 8 =14 - 5 =11 - 2 =8 + 8 =3 + 9 =5 + 9 =13 - 5 =6 + 7 =11 - 3 =13 - 4 =9 + 2 =12 - 5 =9 + 6 =6 + 6 =13 - 6 =7 + 9 =12 - 6 =2 + 9 =6 + 8 =16 - 7 =13 - 7 =12 - 3 =16 - 8 =4 + 8 =9 + 8 =3 + 14 =6 + 9 =14 - 6 =12 - 4 =8 + 7 =17 - 8 =9 + 3 =11 - 5 =14 - 8 =3 + 15 =11 - 4 =9 + 9 =9 + 4 =7 + 7 =14 - 7 =5 + 7 =17 -( )= 9( )+ 9 = 16( )- 7 = 4( )+ 9 = 14( )+ 9 = 1312 -( )= 614 -( )= 68 +( )= 1218 -( )= 9( )- 8 = 7( )+ 9 = 12( )- 8 = 3( )+ 5 = 12( )+ 8 = 146 +( )= 153 +( )= 1111 -( )= 92 +( )= 11( )- 4 = 9( )- 7 = 89 +( )= 18( )- 5 = 616 -( )= 9( )+ 9 = 179 + 4 - 8 =17 - 5 + 2 =7 + 5 - 9 =10 - 3 + 9 =7 + 3 + 8 =10 + 2 - 7 =13 - 7 + 1 =3 + 6 + 5 =12 - 6 + 5 =16 - 2 - 7 =2 + 7 + 9 =11 - 5 + 6 =5 + 5 + 4 =10 - 5 + 8 =17 - 6 - 8 =5 + 7 + 3 =15 - 4 - 9 =4 + 3 + 7 =8 + 5 + 2 =12 - 3 + 7 =17 - 5 + 4 =13 - 7 + 3 =3 + 6 + 1 =3 + 5 + 6 =20以内的加减法一课一练6 一年 班 姓名 姓

小学一年级口算100以内加减法练习题(每天50)

小学一年级口算100以内加减法练习题(每天50)

小小学一年级口算100以内加减法练习题（每天50题）160-14=1143-29=2181-56=3126+53=41216+52=1275-60=2284-64=3225-12=42336-28=1374-19=2325+47=3339-11=43471-27=1466-23=2467-22=3415+39=44517+62=1533-30=2557-23=3544-32=45698-87=1694-14=2625+30=3662-49=46791-89=1787-20=2722+41=3791-39=47878-47=1886-25=2893-45=3825-12=48980-15=1911+65=2976-35=3967-32=491047-20=2036-16=3077-10=4085-70=50 小小学一年级口算100以内加减法练习题（每天50题）111+13=1197-49=2176-11=3136+45=41215+52=1266-12=2233+40=3252-28=42342-30=1380-14=2314+84=3340+49=43474-33=1496-74=2496-63=3494-42=44573-61=1581-17=2582-10=3531+38=45686-68=1691-79=2621+56=3615+40=46764-46=1712+30=2736+60=3714+30=47861-33=1894-63=2865-42=3827+66=48954-26=1911+50=2914+42=3999-15=491022+53=2096-24=3099-23=4060-36=50 小小学一年级暑假口算100以内加减法练习题（每天50题175-11=1198-73=2135+35=3189-67=41234+46=1299-44=2214+67=3220-16=42388-38=1343-30=2313+85=3397-38=43493-24=1490-74=2447-34=3412+20=44527+45=1514+83=2534+63=3567-54=45667-62=1674-21=2617+20=3669-41=46764-33=1790-23=2715+16=3722+25=47823-13=1898-59=2819+54=3880-78=48988-71=1942+44=2926+42=3919+75=491038+53=2091-21=3085-80=4038-33=50 日期： 月 日 口算用时：___分___秒 对□ 错□ 分数: ____