40+60=________???????100-35=________???????48-28=________?????????52+20=________5×7

发布时间:2020-08-05 09:55:34

40+60=________???????100-35=________???????48-28=________?????????52+20=________5×7=________???????????35÷8=________?????????35÷9=________????????9×6=________37÷8=________?????????45÷7=________?????????49÷7=________?????????28÷7=________24÷6-4=________????????????6×(5-3)=________??????????????5×4-6=________38÷6=________?????????????????40÷7=________?83÷9=________.

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100    65    20    72    35    4…3    3…8    54    4…5    6…3    7    4    0    12    14    6…2    5…5    9…2
解析分析:24÷6-4先算除法,再算减法;6×(5-3)先算小括号里面的减法,再算括号外的乘法;5×4-6先算乘法,再算除法;其它题目根据运算法则直接求解.

解答:解:40+60=100,100-35=65,48-28=20,52+20=72,5×7=35,35÷8=4…3,35÷9=3…8,9×6=54,37÷8=4…5,45÷7=6…3,49÷7=7,28÷7=4,24÷6-4=0,6×(5-3)=12,5×4-6=14,38÷6=6…2,40÷7=5…5,83÷9=9…2.故
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