早教吧作业答案频道 -->其他-->
脱式计算,能简算的要简算.17.59-9.74+5.7319.92+11.55-9.9267.44-(15.72-23.89)40-(2.75+0.14)8.84+4.16-8.84+4.1615.46-5.7+4.3.
题目详情
脱式计算,能简算的要简算.
17.59-9.74+5.73 | 19.92+11.55-9.92 | 67.44-(15.72-23.89) |
40-(2.75+0.14) | 8.84+4.16-8.84+4.16 | 15.46-5.7+4.3. |
▼优质解答
答案和解析
(1)17.59-9.74+5.73
=7.85+5.73
=13.58;
(2)19.92+11.55-9.92
=19.92-9.92+11.55
=10+11.55
=21.55;
(3)67.44-(15.72-23.89)
=67.44-15.72+23.89
=51.72+23.89
=75.61;
(4)40-(2.75+0.14)
=40-2.89
=37.11;
(5)8.84+4.16-8.84+4.16
=(8.84-8.84)+(4.16+4.16)
=0+8.32
=8.32;
(6)15.46-5.7+4.3
=9.76+4.3
=14.06.
=7.85+5.73
=13.58;
(2)19.92+11.55-9.92
=19.92-9.92+11.55
=10+11.55
=21.55;
(3)67.44-(15.72-23.89)
=67.44-15.72+23.89
=51.72+23.89
=75.61;
(4)40-(2.75+0.14)
=40-2.89
=37.11;
(5)8.84+4.16-8.84+4.16
=(8.84-8.84)+(4.16+4.16)
=0+8.32
=8.32;
(6)15.46-5.7+4.3
=9.76+4.3
=14.06.
看了 脱式计算,能简算的要简算.1...的网友还看了以下:
竖式计算:1.68×0.42=0.45÷2.5=1.125÷0.45=280×2.07≈(积用“四 2020-04-08 …
4/(2*5)+4/(5*8)+4/(8*11)+4/(11*14)+……+4/(26*29)+4 2020-06-06 …
把2,-4,8,11进行有理数混合运算,结果为24 2020-06-14 …
用有理数2,-4,8,11算成24要把所有答案都列出来,回答完整另有4个数3,-7,8,可以通过怎 2020-06-14 …
现有四个有理数2,-4,8,11,运用上述规则写出三种不同方法的运算式,使其结果等于24, 2020-06-14 …
1,4,8,11,22,()()找规律 2020-07-10 …
一、计算题.(脱式计算,1、3又5/6+2.29+6又1/6+7.812、4.6X1又3/8+8. 2020-07-16 …
一、口算:0.1×208=7.2÷36=4.8÷16=1.3×50=0.5×20=0.81÷0.0 2020-07-19 …
利用简便方法计算.3.74×2.85+8.15×3.74-3.74;99.99×0.8+11.11 2020-07-24 …
有一种24点的游戏,其游戏规则是这样的:任取四个绝对值为1到13之间的整数,将这4个数(每个数用且只 2020-11-20 …