脱式计算
①14﹣6.46﹣3.54 ②4.2÷1.5﹣1.5×0.6 ③(4
﹣3
)÷(
+
) ④51.6÷[(3
﹣1.25)×
].
计算题:
(1)0.125×7.37+×3.63﹣12.5×0.1
(2)1×(2
﹣
)+
÷
(3)
(4):
①27.055﹣1.02﹣8.99
②÷(
﹣
)
③0.38×8.17+3.8×0.383﹣0.76
④[]÷7
⑤+[
].
脱式计算,能简算的要简算.
(1)25×3.2×125
(2)
(3)÷
(4)×20+8÷
(5)5×(﹣
)÷
(6)42÷(+
)
简便运算,写出计算过程.
①25×0.32×1.25②0.37×79+3.7×2.1③2011÷2011+
④+
++
+
⑤(
﹣
)×12⑥1000+999×999.