问题
计算题
脱式计算,能简算的要简算。
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答案
(1)原式=(100×0.1-0.1)÷30
=9.9÷30
=0.33
=4.3-3.6
=0.7
(3)原式=0.18×(4×0.5)
=0.18×2
=0.36
=7.5×1
=7.5
脱式计算,能简算的要简算。
|
(1)原式=(100×0.1-0.1)÷30
=9.9÷30
=0.33
=4.3-3.6
=0.7
(3)原式=0.18×(4×0.5)
=0.18×2
=0.36
=7.5×1
=7.5