Question

直接寫(xiě)出結(jié)果 2.2+3.57=	35× 4 13 =	4- 2 5 =	1- 1 6 - 1 3 =
1 4 ×8+8× 1 4 =	1 2 + 1 3 =	2÷ 1 2 =	3.25×4=

Answer 1

考點(diǎn)：分?jǐn)?shù)的加法和減法,分?jǐn)?shù)乘法

專題：運(yùn)算順序及法則

分析：根據(jù)分?jǐn)?shù)加、減、乘、除法的計(jì)算方法和小數(shù)加法和小數(shù)乘法的計(jì)算方法進(jìn)行計(jì)算．

解答：

解： 2.2+3.57=5.77	35× 4 13 = 140 13	4- 2 5 =3 3 5	1- 1 6 - 1 3 = 1 2
1 4 ×8+8× 1 4 =4	1 2 + 1 3 = 5 6	2÷ 1 2 =4	3.25×4=13

點(diǎn)評(píng)：本題主要考查了學(xué)生基本的計(jì)算能力，在計(jì)算時(shí)要細(xì)心．