7.3除以4+2.7乘以0.25简算,要原因
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7.3除以4+2.7乘以0.25简算,要原因7.3除以4+2.7乘以0.25简算,要原因7.3除以4+2.7乘以0.25简算,要原因7.3÷4+2.7×0.25=7.3×(1÷4)+2.7×0.25=
7.3除以4+2.7乘以0.25简算,要原因
7.3除以4+2.7乘以0.25简算,要原因
7.3除以4+2.7乘以0.25简算,要原因
7.3÷4 + 2.7×0.25
=7.3×(1÷4) + 2.7×0.25
=7.3×0.25 + 2.7×0.25
=(7.3 + 2.7)×0.25
= 10×0.25
= 2.5
7.3除以4+2.7乘以0.25简算,要原因
7.3除以4+2.7乘以0.25简算必须要原因
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