(完整word版)三年级(下册)数学口算题卡

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12/13-8/13= 8/9-2/9= 14/15-10= 11/13-7/13=

8/10-1/10= /13=

4/13-1/13= -3/13=

1/12+11/12= +5/13=

8/10-8/10= /15=

.

13/14-7/14= 4/5-2/5= 4/15+8/15= 5/14+2/14= 5/9+1/9= 9/12+3/12= 8/12-2/12= 4/15+7/15= 5/13-47/13 6/139/15-7 .

7/12-2/12= 7/11-1/11= 6/7-6/7= 13/14-9/14=

7/14-1/14= +5/11=

4/13+5/13= 1/15=

8/13-5/13= +1/15=

.

3/13+8/13= 2/12+9/12= 1/12+1/12= 4/12-2/12= 3/15+10/15= 4/12+2/12= 4/1114/15+ 1/15 .

7/9-3/9= 12/15+2/15= 3/8+1/8= 4/14+8/14=

48/12-4/12= +7/14=

3/11+6/11= 5-8/15=

7/15-6/15= 4/9=

.

1/10+5/10= 7/13-4/13= 3/6+1/6= 8/15+7/15= 10-6/15= 10-2/12= 5/1411/18/9- .

10-6/12= 1/14+1/14= 7/8-7/8= 5/8-2/8=

10-6/14= -4/14=

8/13+4/13= +3/11=

11/13-6/13= /13=

12/14-4/14= -1/13=

.

9/15-3/15= 8/9-8/9= 8/14-6/14= 1/11+8/11= 14/15-8/15= 6/15+5/15= 9/12+1/12= 3/14+7/14= 4/142/1110-42/13