口算
0.6×8-2.4= | 7.2÷2.4×0.1= |
0.22= | 9.9×11-9.9= |
3.5+6.5÷0.5= | 10.28-(5.28-1.25)= |
(8.7+1.3)÷(1.3+8.7)= | 10-(8.2+1.8)÷50= |
0.9÷0.9×0.9÷0.9= | (1-0.4)÷(0.85+0.15)= |
0.6×8-2.4= | 7.2÷2.4×0.1= |
0.22= | 9.9×11-9.9= |
3.5+6.5÷0.5= | 10.28-(5.28-1.25)= |
(8.7+1.3)÷(1.3+8.7)= | 10-(8.2+1.8)÷50= |
0.9÷0.9×0.9÷0.9= | (1-0.4)÷(0.85+0.15)= |