Question

How to you solve 7 7/10- 3 4/5

Answer 1

Question :
How to you solve 7 7/10- 3 4/5
Answer :
Convert to improper fractions.

`(77)/(10) - (19)/(5)`

Equate the denominator :

`(77)/(10)- (19)/(5) = (77)/(10) - (38)/(10)`

subtract both fractions :

`=(39)/(10)`

or equal :

`3 (9)/(10)`

Answer 2

Make them both improper fractions.
77/10 - 19/5

Give them common denominators (multiply the second fraction by 2)
77/10 - 38/10

Subtract
39/10 = 3 9/10