分析:(1)(2)(3)(4)(5)利用乘法分配律解答;
(6)先算乘法再算減法;
據(jù)此解答即可.
解答:解:
17×=(16+1)×, =16×+ =9;
(+)×150 =×150+×150 =24+16, =40;
×+×, =×(+), =×, =
××64, =×(×64), =×8, =10;
+×, =×(1+), =×, =;
44-72×, =44-30, =14.點評:此題考查了分數(shù)的加減乘除運算,根據(jù)規(guī)律,能簡算的要簡算.
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