rpct.net
当前位置:首页 >> 2.9%2.9×0.52脱式计算 >>

2.9%2.9×0.52脱式计算

=(1-0.52)×2.9 =0.48×2.9 =0.48×(3-0.1) =0.48×3-0.48×0.1 =0.144-0.048 =0.096

2.6×1.9÷2.6×1.9 =(2.6÷2.6)×(1.9×1.9) =1×3.61 =3.61

2.5×(2.9×0.4) =2.5×0.4×2.9 =1×2.9 =2.9

2.9-2.9x0.9 =2.9x(1-0.9) =2.9x0.1 =0.29 朋友,请及时采纳正确答案,下次还可能帮到您哦,您采纳正确答案,您也可以得到财富值,谢谢。

450减2乘括号16加9括号简单脱式计算 450-2*(16+9) =450-2*25 =450-50 =400

应该是 3.2Ⅹ9.9+0.32 =3.2×(9.9+0.1) =3.2×10 =32

9.89+0.36×1.2 =0.89+0.432 =1.322

9.9×16.5 =(10-0.1)*16.5 =10*16.5-0.1*16.5 =165-1.65 =163.35

0.52×(9.9+0.1) 0.52×10 5.2

网站首页 | 网站地图
All rights reserved Powered by www.rpct.net
copyright ©right 2010-2021。
内容来自网络,如有侵犯请联系客服。zhit325@qq.com