利用因式分解计算32×3.14+5.4×31.4+0.14×314=_.
问题描述:
利用因式分解计算32×3.14+5.4×31.4+0.14×314=______.
答
32×3.14+5.4×31.4+0.14×314,
=0.32×314+0.54×314+0.14×314,
=314×(0.32+0.54+0.14),
=314×1,
=314.