直接写数对又快 66+8= | 3.8+6.2= | ×= | 47-8= | 3.8÷0.19= |
12÷= | 56÷4= | 24×0.5= | = | 471-299= |
1÷0.25= | = | 600÷5= | 8-0.8= | = |
1.06×8×12.5= | 1.5×0.6= | = | 6.6+4= | 1.5÷0.3= |
= | 1-0.05= | ×4= | = | ÷3= |
-= | 2--= | = | 1-÷ | 1+÷= |
直接写数对又快 66+8= | 3.8+6.2= | ×= | 47-8= | 3.8÷0.19= |
12÷= | 56÷4= | 24×0.5= | = | 471-299= |
1÷0.25= | = | 600÷5= | 8-0.8= | = |
1.06×8×12.5= | 1.5×0.6= | = | 6.6+4= | 1.5÷0.3= |
= | 1-0.05= | ×4= | = | ÷3= |
-= | 2--= | = | 1-÷ | 1+÷= |