简便计算:2.37×6.3+2.37×3.7 &...
简便计算:2.37×6.3+2.37×3.72.5×1.25×0.324.4×252.64÷5÷0.23.8×10.1....
简便计算:2.37×6.3+2.37×3.7 2.5×1.25×0.324.4×25 2.64÷5÷0.2 3.8×10.1.
展开
1个回答
展开全部
(1)2.37×6.3+2.37×3.7 =(6.3+3.7)×2.37, =10×2.37, =23.7; (2)2.5×1.25×0.32 =2.5×1.25××0.4×0.8, =(2.5×0.4)×(1.25×0.8), =1×1, =1; (3)4.4×25 =(4+0.4)×25, =4×25+0.4×25, =100+10, =110; (4)2.64÷5÷0.2 =2.64÷(5×0.2), =2.64÷1, =2.64; (5)3.8×10.1 =3.8×(10+0.1), =3.8×10+3.8×0.1, =38+0.38, =38.38. |
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询