32.4×0.63+3.24×3.7+32.4 = = = 的简便运算
问题描述：
32.4×0.63+3.24×3.7+32.4 = = = 的简便运算
答
提取公因式就可以了
32.4(0.63+0.37)+32.4=64.8
答
=32.4×（0.63+0.37+1）=32.4×2=64.8
答
32.4×0.63+3.24×3.7+32.4
=32.4×0.63+32.4×0.37+32.4
=32.4×(0.63+0.37+1)
=32.4×2
=64.8