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    • 3.75乘以99加上7.35的简便计算

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    推荐答案   2015-01-10
    3.75×99+7.35
    =3.75×(100-1)+7.35
    =3.75×100-3.75×1+7.35
    =375-(4-0.25)+(4+3.35)
    =375-4+0.25+4+3.35)
    =375+3.6
    =378.6
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    其他回答
    第1个回答  2015-01-10
    3.75*99+7.35=3.75*100-3.75+7.35=375+3.6=378.6
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    3.75*735-0.375*5730+16.2*62.5 简便方法答：3.75*735-0.375*5730+16.2*62.5 =375*7.35-375*5.73+16.2*62.5 =375*（7.35-5.73）+16.2*62.5 =375*1.62+16.2*62.5 =162*3.75+162*6.25 =162*（3.75+6.25）=1620
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    简便运算数学!答：6205是62.5吧！！3.75×735 - 3/8×5730 +16.2×62.5 =3.75×735 - 3.75×573 +16.2×62.5 =3.75×(735-573) +16.2×62.5 =3.75×162+16.2×62.5 =3.75×162+162×6.25 =162×(3.75+6.25)=162×10 =1620 祝学习进步 ...
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