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Add. 7/4+9/-5 wrote your answer as a fraction in simplest form

Add. 7/4+9/-5 wrote your answer as a fraction in simplest form-example-1
User Ethan C
by
7.7k points

2 Answers

0 votes

Answer:

-1/20

Explanation:

7/4 + -9/5

We need a common denominator, which is 20

7/4 *5/5 + -9/5 *4/4

35/20 + -36/20

Add the numerators together

-1/20

User Michael Borgwardt
by
7.7k points
4 votes

Answer:

7/4 + 9/-5 =

Since the denominator of the second fraction is negative the sign will change from negative to positive

We will get

7/4 - 9/5

First find the LCM

LCM of 4 and 5 is 20

7/4 - 9/5 = 5(7) - 4(9)/ 20

Simplify

We get

35 - 36/20

= -1/20

Hope this helps

User Ashwini Dhekane
by
7.4k points

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