考點(diǎn):百分?jǐn)?shù)的加減乘除運(yùn)算,分?jǐn)?shù)乘法,分?jǐn)?shù)除法
專題:計算題
分析:橫向數(shù):
(1)依據(jù)整數(shù)乘分?jǐn)?shù)計算方法即可解答,
(2)(3)依據(jù)小數(shù)乘百分?jǐn)?shù)計算方法即可解答,
(4)依據(jù)整數(shù)加百分?jǐn)?shù)計算方法即可解答,
(5)依據(jù)小數(shù)除以分?jǐn)?shù)計算方法即可解答,
(6)依據(jù)整數(shù)減百分?jǐn)?shù)計算方法即可解答,
(7)依據(jù)分?jǐn)?shù)加百分?jǐn)?shù)計算方法即可解答,
(8)依據(jù)分?jǐn)?shù)減百分?jǐn)?shù)計算方法即可解答.
解答:
解:32×=24 | 2.5×40%=1 | 0.8×12.5%=0.1 | 1+50%=1.5 |
4.2÷=16.8 | 1-35%=65% | +37.5%=1 | -30%=0.5 |
故答案為:24,1,0.1,1.5,16.8,65%,1,0.5.
點(diǎn)評:依據(jù)四則運(yùn)算計算方法解決問題是本題考查知識點(diǎn).