0.23×255+3.65×23-2.3×27.5+0.23×655等于多少?
6个回答
(25.5+36.5-27.5+65.5)×2.3
=230
相关问题
0.23×255+3.65×23-2.3×2.75+0.23×655
(1+0.23+0.34)×(0.23+0.34+0.65)-(1+0.23+0.34+0.65)×(0.23+0.34
(1+0.23++0.34)×(0.233+0.34+0.65)-(1+0.23+0.24+0.65)×(0.23+0.
2×3×9×0×4+23-84
简便算式:23-8|9×3|8÷1|27 (1+1|2)÷(1-1|2) 23×3|8+23×5|8
一题0.23×0.4×0.5二题3.8×305+6.2×3.5三题103×0.23四题1.2×98五题2.4×1.25
127×23-23×27的简便算法
27×19+23×19=19×(27+23)应用的定律是( )
8.3×2.3+0.17×23简便运算
口算.0.07÷O.7=5.4÷0.6=3.4×0.1=0.35×0.2=1.23×0.23×0=0.8-0.8×0.9