题文
怎样简便就怎样计算.
(1)(
+
)×23×29
(2)1
﹣
﹣
+
(3)[6
+13
×(
﹣
×
)]÷6
(4)[2.78÷13
+(2﹣1.4)÷
]÷
(5)(9992+999)×0.01
(6)
+
+
+…+
.
怎样简便就怎样计算.
(1)(
+
)×23×29
(2)1
﹣
﹣
+
(3)[6
+13
×(
﹣
×
)]÷6
(4)[2.78÷13
+(2﹣1.4)÷
]÷
(5)(9992+999)×0.01
(6)
+
+
+…+
.
试题篮
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