| 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=________. |
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. |
点评:本题考查了基本的计算,计算时要细心,注意运算的顺序,以及有余数的情况.