5/6
8/9*[3/4+(7/16-0.25)]
1个回答
相关问题
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6.3除以(5.25乘0.8)的简便算法.36.4除以0.4乘4.7+4.7乘9 16.8乘5.7加3.4乘16.8减9
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简便记算1.1.7*25%+8.3除以42.8/9*[3/4-(7/16-0.25)]3.50*12.5*0.2*84.
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[3/4-(7/16-0.25)]*17/9简算
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9,8,7,6 2,3,4,5 4,9,16,25 8,27,64,125
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5/6+3/8+25+16+2/7+2/5+2/7+3/8+4/9+2/7+2/9=?
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1,-3/4,9/5,-7/16,9/25,_____.
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观察三列数:①1,4,9,16,25,…,②0,3,8,15,24,…,③4,7,12,19,28,…,
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观察三列数:①1,4,9,16,25,…,②0,3,8,15,24,…,③4,7,12,19,28,…,
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口算:0.6×2= 4.8÷0.6= 1.7+3= 4×9×0.25= 1.25×16= 9.6÷32= 2-0.09=
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0.125+(3又1/4)+(-3又1/8)+9(+7/8)+(0.25)=?