直接写得数. 4.2×0.5= | 6.7+5.8+3.3= | 0.16÷0.08= | 5.1-0.7-2.3= | 0.28×9+0.28= |
2.5×0.5= | (4.8+5.2)×3.6= | 0.18÷9= | 2.52×0.7÷O.07= | 1.25×0.8×0.5= |
直接写得数. 4.2×0.5= | 6.7+5.8+3.3= | 0.16÷0.08= | 5.1-0.7-2.3= | 0.28×9+0.28= |
2.5×0.5= | (4.8+5.2)×3.6= | 0.18÷9= | 2.52×0.7÷O.07= | 1.25×0.8×0.5= |