问题
计算题
能简算就简算。
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答案
(1)原式=0.25×4×53.6
=1×53.6
=53.6
=37.5+0.375-37.5
=0.375
(3)原式=(0.344+0.656)×32
=32
=15.2
选择题
能简算就简算。
|
(1)原式=0.25×4×53.6
=1×53.6
=53.6
=37.5+0.375-37.5
=0.375
(3)原式=(0.344+0.656)×32
=32
=15.2