95.5-81÷7-9.2 和 [8+(0.5-0.2)÷1.2]×0.24 把这两道算式脱式计算,要简便
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95.5-81÷7-9.2 和 [8+(0.5-0.2)÷1.2]×0.24 把这两道算式脱式计算,要简便
95.5-81÷7.5-9.2 和 [8+(0.5-0.2)÷1.2]×0.24 把这两道算式脱式计算,要简便
95.5-81÷7.5-9.2 和 [8+(0.5-0.2)÷1.2]×0.24 把这两道算式脱式计算,要简便
![95.5-81÷7-9.2 和 [8+(0.5-0.2)÷1.2]×0.24 把这两道算式脱式计算,要简便](/uploads/image/z/1651948-52-8.jpg?t=95.5-81%C3%B77-9.2+%E5%92%8C+%5B8%2B%EF%BC%880.5-0.2%EF%BC%89%C3%B71.2%5D%C3%970.24+%E6%8A%8A%E8%BF%99%E4%B8%A4%E9%81%93%E7%AE%97%E5%BC%8F%E8%84%B1%E5%BC%8F%E8%AE%A1%E7%AE%97%2C%E8%A6%81%E7%AE%80%E4%BE%BF)
95.5-81÷7-9.2
解,得:
==(191/2)-(81/7)-(46/5)
==(6685/70)-(810/70)-(644/70)
==5231/70
[8+(0.5-0.2)÷1.2]×0.24
解,得:
==(8+0.7/1.2)0.24
==8*0.24+(7/12)*0.24
==1.92+7*0.02
==1.92+0.14
==2.06
解,得:
==(191/2)-(81/7)-(46/5)
==(6685/70)-(810/70)-(644/70)
==5231/70
[8+(0.5-0.2)÷1.2]×0.24
解,得:
==(8+0.7/1.2)0.24
==8*0.24+(7/12)*0.24
==1.92+7*0.02
==1.92+0.14
==2.06