3.6×11.1+1.2×66.7简便计算,有式子
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![3.6×11.1+1.2×66.7简便计算,有式子](/uploads/image/z/70264-64-4.jpg?t=3.6%C3%9711.1%2B1.2%C3%9766.7%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%2C%E6%9C%89%E5%BC%8F%E5%AD%90)
3.6×11.1+1.2×66.7简便计算,有式子
3.6×11.1+1.2×66.7简便计算,有式子
3.6×11.1+1.2×66.7简便计算,有式子
=1.2×3×11.1+1.2×66.7
=1.2(33.3+66.7)
=1.2×100
=120
1.2*3*11.1+1.2*66.7=1.2*33.3+1.2*66.7=1.2*(33.3+66.7)=1.2*100=120
把3.6拆成1.2*3 。。。。这类题目最好多多看看能不能拆分神马的,,,