Overview: 7 questions will be solved this time.Among them
☆7 arithmetic calculations
[1/7 Formula]
Work: Calculate the value of equation 0.5×9.9 .
Question type: Mathematical calculation
Solution:
0.5×9.9
=4.95 Answer:0.5×9.9=4.95[2/7 Formula]
Work: Calculate the value of equation 12.9×9.99+12.9×0.01 .
Question type: Mathematical calculation
Solution:
12.9×9.99+12.9×0.01
=128.871+12.9×0.01
=128.871+0.129
=129 Answer:12.9×9.99+12.9×0.01=129[3/7 Formula]
Work: Calculate the value of equation 7.09×10.8-7.09×0.8 .
Question type: Mathematical calculation
Solution:
7.09×10.8-7.09×0.8
=76.572-7.09×0.8
=76.572-5.672
=70.9 Answer:7.09×10.8-7.09×0.8=70.9[4/7 Formula]
Work: Calculate the value of equation 0.4×11-0.4 .
Question type: Mathematical calculation
Solution:
0.4×11-0.4
=4.4-0.4
=4 Answer:0.4×11-0.4=4[5/7 Formula]
Work: Calculate the value of equation 6.5×10.1 .
Question type: Mathematical calculation
Solution:
6.5×10.1
=65.65 Answer:6.5×10.1=65.65[6/7 Formula]
Work: Calculate the value of equation 2.5×16+2.5×4 .
Question type: Mathematical calculation
Solution:
2.5×16+2.5×4
=40+2.5×4
=40+10
=50 Answer:2.5×16+2.5×4=50[7/7 Formula]
Work: Calculate the value of equation 0.25×32×0.125 .
Question type: Mathematical calculation
Solution:
0.25×32×0.125
=8×0.125
=1 Answer:0.25×32×0.125=1
>>注:本次最多计算 7 道题。
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