Math, asked by jagadishkum456, 2 months ago

add the rational number
3/4 and -2/5
2/-7 and 4/-21

Answers

Answered by shravanigawande

1

Answer:

1.-5/9.

2.6/28.

Step-by-step explanation:

hope it's right..

Answered by guptatwinkle033

1

Answer:

3/4(-2/5)

3/4-2/5

15-8/20

7/20

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