Question

直接寫出下面各題的得數(shù)． 20+15=	60-43=	34+1.6=	6.2×3=	18.9÷9=	3.6÷0.06=	7 12 - 5 12 =
1 3 + 2 9 =	1 7 - 1 8 =	15× 2 5 =	7 10 × 2 7 =	1÷ 5 8 =	0× 7 3 =	3 8 ÷ 8 3 =

Answer 1

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

專題：運(yùn)算順序及法則

分析：本題根據(jù)整數(shù)、分?jǐn)?shù)、小數(shù)的乘法、除法、加法與減法的運(yùn)算法則計(jì)算即可．

解答： 解：

20+15=35	60-43=17	34+1.6=35.6	6.2×3=18.6	18.9÷9=2.1	3.6÷0.06=60	7 12 - 5 12 = 1 6
1 3 + 2 9 = 5 9	1 7 - 1 8 = 1 56	15× 2 5 =6	7 10 × 2 7 = 1 5	1÷ 5 8 = 8 5	0× 7 3 =0	3 8 ÷ 8 3 = 9 64

點(diǎn)評(píng)：完成此類題目在保證做題質(zhì)量的同時(shí)，要注意提高做題的速度．