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三点七六乘零点二五加25减8简便计算

三点七六乘零点二五加25减8简便计算 三点七六乘零点二五加25减8 =3.76*0.25+25-8 =0.94+17 =17.94

十三点七乘零点四减二十五点八乘八点四加三十七点九乘一点六简便运算 13.7*0.4-25.8*8.4+37.9*1.6 =5.48-216.72+60.64 =-150.6 没有简算

4+7/50+0.25+7.86+5+3/4 =4+0.14+1/4+7.86+5+3/4 =(4+5+1/4+3/4)+(0.14+7.86) =10+8 =18

6.32*5.7+6.32*3.3+6.32 =6.32(5.7+3.3+1) =6.32*10 =63.2

四点三五乘以七点六加上43点五乘以零点二四 =4.35*7.6+4.35*2.4 =4.35*10 =43.5

2.76 + 2.28 + 3.53 + 2.19 =(2.76 + 2.24+0.04) +(3.53+2.2-0.01) =(5+0.04)+(5.73-0.01) =5.04+5.72 =10.76

解答: 四点六乘三十二点七加零点五四乘三百二十七 4.6×32.7+0.54×327 =(4.6+5.4)×327 =3270

十五点五二减一点六乘五加九点七简便运算 =15.52-8.25+9.7 =15.2+10-(0.3+8.25) =25.2-8.55 =25.2-10+1.45 =15.2+1.45 =16.65

三十点二减括号四点八六加七点五四 =30.2-(4.87+7.54) =30.2-4.87-7.54 =17.2+5+8-4.87-7.54 =17.2+5-4.87+8-7.54 =17.2+(5-4.87)+(8-7.54) =17.2+0.13+0.46 =17.33+0.46 =17.79

六点三乘七点五加零点二六三乘二点七有简便运算吗 6.3*7.5+0.263*2.7 =47.25+0.7101 =47.9601

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