
2道递等式计算,谢谢
2020-05-25 · 知道合伙人教育行家
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(14.5×2.3+8.6)×100-0.2
原式=(33.35+8.6)×100-0.2
=41.95×100-0.2
=4195-0.2
=4194.8
0.73×[0.9+3.68×(20-1.6)]
原式=0.73×(0.9+3.68×18.4)
=0.73×(0.9+67.712)
=0.73×68.612
=50.08676
原式=(33.35+8.6)×100-0.2
=41.95×100-0.2
=4195-0.2
=4194.8
0.73×[0.9+3.68×(20-1.6)]
原式=0.73×(0.9+3.68×18.4)
=0.73×(0.9+67.712)
=0.73×68.612
=50.08676
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