6.
分数、小数、百分数的互化
(1)
分数
小数 | 百分数
| |
| | 125%
| | 87.5%
| 1.2 | (2) | 最大公因数 | 最小公倍数
36和54 | |
12和36 | |
8和9 | |
15、18和30 | |
| (2)4.9÷7= | (3)+= | (4)0×= | (5)98-64= (6)1.25×0.8= | (7)-= | (8)÷= | (9)83+38= | (10)0.6÷0.15= (11)+= | (12)0.35=( )% | (13)13×2= | (14)10-0.9= | (15)×= (16)2.1=( )% | (17)4500÷900= | (18)5.15÷0.5= | (19)÷= | (20)=( )% (21)4×24= | (22)700×0.008= | (23)×= | (24)=( )% | (25)91÷7= (26)4÷0.05= | (27)×= | (28)≈( )% | (29)1.5+3.8= | (30)+= (31)1÷= | (32)60%= | (33)0.86-0.6= | (34)-= | (35)×= (36)0.7%= | (37)0.5×30= | (38)1-= | (39)18÷= | (40)37.5%=
|