计算:
+
+
+
+
+
+
+
+
.
计算
(1)5.32÷3
×7.125﹣(29
﹣29.36);
(2)[(14.25﹣7
)×2
]÷[(1
+87.5%)÷(14
×8
)].
计算下面各题,能用简便方法计算要用简便方法计算.
| (1)13.92﹣(1.19+9.92)﹣2.81 |
(2)( + ﹣ )×30 |
| (3)55×66÷(11×11) |
(4)40.2﹣4÷80×2.4 |
(5) ×[ ÷( × )] |
(6) ×2002. |
解下列方程或比例:
3.4x﹣7×1.3=9.9;
:0.4=1.35:x.
计算下列各题
| 直接写出得数 9÷ = |
12× = |
+ = |
÷ = |
(1.125﹣ )÷0.75= |
3.6÷0.06= |
× = |
﹣ = |
× = |
0.13+ +0.87= |