
7.85÷2.5+2.04×4能简便吗
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7.85÷2.5+2.04×4能简便
7.85÷2.5+2.04x4
=7.85÷5÷0.5+(2+0.04)×4
=1.57÷0.5+2×4+0.04×4
=3.14+8+0.16
=11.3
7.85÷2.5+2.04x4
=7.85÷5÷0.5+(2+0.04)×4
=1.57÷0.5+2×4+0.04×4
=3.14+8+0.16
=11.3
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