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Simple operation of the first volume of mathematics in the sixth grade of primary school
1/5÷3+4/5× 1/3

1/3÷4/9+ 1/3+ 1/4

(4/5-2/3)×25/2

3-3/2× 10/2 1-2/7

1/5÷(2/3+ 1/5)× 1/ 13

24×4/25

4-(3/4-3/8)×4/29

26×4/25

1/7+7/8×5/7+3/8

1/4+( 1- 1/4- 1/4)

1-( 1/4+3/8)÷ 1/4

13÷25%÷4

2/9+ 1/2÷4/5+3/8

8/ 13÷7+ 1/7×6/ 13

12/5×(5/6+3/4)+4/5

10÷2/9+ 1/6×4

7/9÷ 1 1/5+2/9×5/ 1 1

1/6×2/3÷(4/5-8/ 15)

( 1/ 12+ 1/2-7/ 12)÷ 1/7

44×2/43