递等式计算 99×105-99×5 83.69-(16.7+3.69) 4.38+(8.31-1.57)+24.3 9.8×4.5+0.2×4.5 1
递等式计算99×105-99×583.69-(16.7+3.69)4.38+(8.31-1.57)+24.39.8×4.5+0.2×4.514700-14700÷28+0...
递等式计算 99×105-99×5 83.69-(16.7+3.69) 4.38+(8.31-1.57)+24.3 9.8×4.5+0.2×4.5 14700-14700÷28+0.78 18.59-9.08-0.92.
展开
展开全部
(1)99×105-99×5, =99×(105-5), =99×100, =9900; (2)83.69-(16.7+3.69), =83.69-16.7-3.69, =83.69-3.69-16.7, =80-16.7, =63.3; (3)4.38+(8.31-1.57)+24.3, =4.38+6.74+24.3, =11.12+24.3, =35.42; (4)9.8×4.5+0.2×4.5, =(9.8+0.2)×4.5, =10×4.5, =45; (5)14700-14700÷28+0.78, =14700-525+0.78, =14175+0.78, =14175.78; (6)18.59-9.08-0.92, =18.59-(9.08+0.92), =18.59-10, =8.59. |
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