计算下面各题,能简算的要简算.
12×(+
﹣
)
÷
×
4×0.8×0.25×12.5
2.94×+4.06÷
÷﹙
×
÷
﹚ (12﹣12×
)÷
.
计算下面各题,能简算的要简算.
12×(+
﹣
)
÷
×
4×0.8×0.25×12.5
2.94×+4.06÷
÷﹙
×
÷
﹚ (12﹣12×
)÷
.
试题篮
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