能简算就简算 2000÷125÷8 800-138-162 99×38+38 25×33×4 (125+70)×8 101×87 312×4
能简算就简算2000÷125÷8800-138-16299×38+3825×33×4(125+70)×8101×87312×4+188×428×225-2×225-6×2...
能简算就简算 2000÷125÷8 800-138-162 99×38+38 25×33×4 (125+70)×8 101×87 312×4+188×4 28×225-2×225-6×225.
展开
1个回答
展开全部
(1)2000÷125÷8, =2000÷(125×8), =2000÷1000, =2; (2)800-138-162, =800-(138+162), =800-300, =500; (3)99×38+38, =(99+1)×38, =100×38, =3800; (4)25×33×4, =25×4×33, =100×33, =3300; (5)(125+70)×8, =125×8+70×8, =1000+560, =1560; (6)101×87, =(100+1)×87, =100×87+1×87, =8700+87, =8787; (7)312×4+188×4, =(312+188)×4, =500×4, =2000; (8)28×225-2×225-6×225, =(28-2-6)×225, =20×225, =4500. |
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