口算 48+75= | 26+524= | 100-40= | 63÷7= |
2000+600= | 58+23= | 21÷3= | 35÷7= |
17÷5= | 40÷6= | 4×6+5= | 8×5= |
18÷9= | 21÷4= | 63÷8= | 34-17= |
56÷8= | 41-28= | 96+26= | 32÷7= |
口算:
25×4= | 360÷360= | 0÷100= | 120×6= |
58-58= | 1000×0.013= | 48+32= | 84÷4= |
口算 48+75= | 26+524= | 100-40= | 63÷7= |
2000+600= | 58+23= | 21÷3= | 35÷7= |
17÷5= | 40÷6= | 4×6+5= | 8×5= |
18÷9= | 21÷4= | 63÷8= | 34-17= |
56÷8= | 41-28= | 96+26= | 32÷7= |
25×4= | 360÷360= | 0÷100= | 120×6= |
58-58= | 1000×0.013= | 48+32= | 84÷4= |