3.6×1.4÷18+1.58怎样简算
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3.6×1.4÷18+1.58怎样简算
3.6×1.4÷18+1.58
=3.6÷18×1.4+1.58
=0.2×1.4+1.58
=0.28+1.58
=0.3-0.02+1.6-0.02
=1.9-0.04
=1.86
=3.6÷18×1.4+1.58
=0.2×1.4+1.58
=0.28+1.58
=0.3-0.02+1.6-0.02
=1.9-0.04
=1.86