Question

直接写出得数． 1÷3=	3 4 ÷0.75=
6.3÷10%=	1- 3 4 =
19×59=	5.62-4=
1 2 + 1 3 =	0.6× 1 6 =
4×0.25=	13÷ 13 15 =

Answer 1

分析：牢记数的加减乘除运算法则，注意简便运算及分数、小数百分数间的换算．

解答：解：1÷3=

1

3

                

3

4

÷0.75=1
6.3÷10%=63                 1-

3

4

=

1

4

19×59=1121                 5.62-4=1.62

1

2

+

1

3

=

5

6

                   0.6×

1

6

=0.1
4×0.25=1                   13÷

13

15

=15

点评：熟练运用计算法则进行计算，要多做多练．