问题
解答题
0.23×56+2.3×440+0.46×0.5.
答案
0.23×56+2.3×440+0.46×0.5,
=0.23×56+0.23×4400+0.23×2×0.5,
=0.23×(56+4400+1),
=0.23×4457,
=1025.11;
0.23×56+2.3×440+0.46×0.5.
0.23×56+2.3×440+0.46×0.5,
=0.23×56+0.23×4400+0.23×2×0.5,
=0.23×(56+4400+1),
=0.23×4457,
=1025.11;