(6,G)这个格子已经图好了,你能接着涂一涂吗?
(8,K) (7,G) (7,K) (8,G) (6,K) (5,F) (5,K) (5,E) (5,J) (5,D) (5,I) (5,C) (5,H) (6,C) (5,G) (7,C) (8,C)
涂成的图案像 .
递等式计算.(能简算的要简算)
9.6÷0.4×0.2529.7÷(5.85÷0.65)
7.4×9.93.84﹣2.7×0.64
8.68﹣8.68÷0.56×0.54.7×4.7+4.7+4.3×4.7.
7.85﹣4.7+2.15﹣4.3
193.2÷6.9﹣1.9×2.5
1.25×3.2×2.5×4.9
4.97×4.97+4.97×4.03+4.97
(3.12+0.9)÷(8.5﹣5×1.1)
[5+(17.9﹣1.74÷0.6)]×8.5.
计算,能简算的要简算
10÷0.2÷2.58.4÷0.21÷0.51.25×3.2×0.25
14.5×10214.64+3.7×2.83.5×0.7+7.5×0.7﹣0.7.
用递等式计算.(写出必要的计算过程,能简便的用简便方法计算)
(9.4﹣5.8)×2.0712.54﹣4.56﹣3.44﹣1.54
(9.36×5+9.36+9.36×2)×1.257.236÷0.18﹣14.3×0.02.
用简便方法计算.
8﹣4.9﹣5.16.75﹣(0.9+3.75)
34+1.8+3.66+0.20.96﹣0.28+0.04﹣0.72.