脱式计算4.8+4.2÷
脱式计算4.8+4.2÷60279+141+12125×23×4102×88-2×88(40+4)×2513.75-5.28-4.72....
脱式计算4.8+4.2÷60 279+141+121 25×23×4 102×88-2×88 (40+4)×25 13.75-5.28-4.72.
展开
展开全部
(1)4.8+4.2÷60, =4.8+0.07, =4.87; (2)279+141+121, =(279+121)+141, =300+141, =441; (3)25×23×4, =(25×4)×23, =100×23, =2300; (4)102×88-2×88, =(102-2)×88, =100×88, =8800; (5)(40+4)×25, =40×25+4×25, =1000+100, =1100; (6)13.75-5.28-4.72, =13.75-(5.28+4.72), =13.75-10, =3.75. |
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
广告 您可能关注的内容 |