一年级下册数学口算竞赛

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一年级数学口算竞赛

姓名 班级

16-8= 14-9= 15-6= 11-5= 18-9=

30-2= 13-5= 14-8= 39-2= 29-9=

26+50= 23-10= 62+20= 68-60= 50-3=

70-30= 7+23= 90-40= 19-9= 87-7=

86-4= 32-10= 36-3= 37+40= 86-80=

45-20= 11-8= 5+81= 70-40= 42+50=

13-4= 25+40= 52-20= 15-8= 26-10=

9+20= 40+6= 35+30= 62+8= 70+5=

60+30= 32+7= 49-5= 43+3= 34+6=

46-9= 32-6= 56-7= 42+30= 66-8=

95-30= 32-5= 27-6= 47+9= 47+4=

26+8= 89+6= 23-5= 80-6= 67-9=

10+( )=50 65+( )=70 ( )-20=50 40+( )=60

20+( )=30

19-( )=13 27-( )=22 18+( )=24 19+( )=27

67-( )=37 82-( )=52 100-( )=80 23-( )=18 54+( )=60

70-( )=20

60-( )=53 16+( )=56 41-( )=30 37+( )=45

64-(

)=56

12-8+20= 80-70+79= 21+60-8= 10+60-50= 93-60+10=

67-50+20= 26+50-8= 47+10-17= 5+8-7= 88-10-50=

20+(40-6)= 87-(10+40)= 80-(66-6)= 42+(28-8)= 57-(9+8)=

60-(10-6)= 30+(70-50)= 77-(33-3)= 38+(15-8)= 90-(50+30)=