Question

8.59减2.57加3.41减5.43怎样简算

Answer 1

8.59减2.57加3.41减5.43怎样简算

8.59-2.57+3.41-5.43
=(8.59+3.41)-(2.57+5.43)
=12-8
=4

5.43+5.43×99怎样简算

解：原式=5.43×(1+99）
=5.43×100
=543

47.5减(12.11加28.4)怎样简算?

47.5减(12.11加28.4)怎样简算?
47.5减(12.11加28.4)
=47.5-40.51
=7-0.01
=6.99

7.25加6.6减5.25怎样简算

7.25加6.6减5.25
=7.25+6.6-5.25
=7.25-5.25+6.6
=2+6.6
=8.6

236减(136加28)怎样简算

236减(136加28)=236-136-28=100-28=72

8.59--（1.59+64）怎样简算

8.59 -（1.59+64）
=8.59 - 1.59 - 64
=7- 64
= - 57

17.28减6.36减6.28简算怎样算

(17.28-6.28)-6.36
=11-6.36
=4.64

4.15减2.36减1.73怎样简算

4.15减2.36减1.73怎样简算
=4.15一(2.36+1.73)
=4.15一4.09
=0.06

455减(134减55)的简算怎样算

455-（134-55）
=455-134+55
=455+55-134
=510-134
=376

53乘102减106怎样减简算

53乘102减106怎样减简算
=53×（100+2）-106
=53×100+53×2-106
=5300+（106-106）
=5300