
3个回答
展开全部
4.18÷1.5+0.32÷1.5
=4.18÷3/2+0.32÷3/2
=4.18×2/3+0.32×2/3
=(4.18+0.32)×2/3
=4.5×2/3
=3
或者:
4.18÷1.5+0.32÷1.5
=(4.18+0.32)÷1.5
=4.5÷1.5
=3
=4.18÷3/2+0.32÷3/2
=4.18×2/3+0.32×2/3
=(4.18+0.32)×2/3
=4.5×2/3
=3
或者:
4.18÷1.5+0.32÷1.5
=(4.18+0.32)÷1.5
=4.5÷1.5
=3
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