文件大小:719.70 KB 资料格式:.doc 下载:116次
所需点数:
课件类型:
注册本站会员,享受高速下载,立即注册会员
(1)
97 + 258= 369-204= 101×25 =
50×12 = 360÷3 = 300÷50 =
(2)
362 + 298= 363-199= 32×101 =
25×40 = 450÷90 = 90÷5 =
(3)
204 + 365= 457-302= 125×8 =
12×70 = 480÷12 = 500÷50 =
(4)
450 + 250= 360-240= 50×24=
310×6 = 60÷15 = 960÷30 =
(5)
4.1+ 0.9= 2.3-1.8= 0.2×9 =
0.3×0.7 = 0.6÷3 = 0.15÷0.5 =
(6)
3 + 1.2= 7.3- 5 = 0.2×0.4 =
1.2×0.5 = 2.4÷0.6 = 24÷0.3 =
(7)
7.12+ 0.5 = 6 -1.8= 1.5×0.4 =
25×0.4 = 4.2÷0.07 = 4÷0.08 =
(8)
2 + 5.9= 4.31-2.2= 0.6×20 =
1.6×30 = 0.56÷7 = 0.42÷0.6 =
下载地址:[ 下载地址1 ]