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32 votes
32 votes
-5/8 - (-4/3)
Pls help

-5/8 - (-4/3) Pls help-example-1
User Radio
by
2.4k points

2 Answers

22 votes
22 votes

Answer:

The answer would be 17/24

Explanation:

1. Common denominator is going to be 24. 3(-5/8) - 8(-4/3)

2. Next multiply. -15/24 + 32/24

3. After addition you get 17/24 or 0.7

User Invarbrass
by
2.9k points
24 votes
24 votes

Answer:

Step 1 of 2: Subtract.

Subtract

(

negative 5 over 8

5

8

) − (

negative 4 over 3

4

3

) =

17 over 24

17

24

Step 1 of 2: Subtract, sub-step a: Subtract a negative.

Subtract a negative

negative 5 over 8

5

8

− (

negative 4 over 3

4

3

) =

negative 5 over 8

5

8

+

4 over 3

4

3

Subtracting a negative is the same as adding a positive.

Step 1 of 2: Subtract, sub-step b: Find common denominator.

Find common denominator

negative 5 over 8

5

8

+

4 over 3

4

3

= −

( 5 × 3 ) over ( 8 × 3 )

5 × 3

8 × 3

+

( 4 × 8 ) over ( 3 × 8 )

4 × 8

3 × 8

=

negative 15 over 24

15

24

+

32 over 24

32

24

24 is the least common multiple of denominators 8 and 3. Use it to convert to equivalent fractions with this common denominator.

Step 1 of 2: Subtract, sub-step c: Add.

Add

negative 15 over 24

15

24

+

32 over 24

32

24

=

(

negative 15

−15 + 32 ) over 24

negative 15

−15 + 32

24

=

17 over 24

17

24

User Cleverpaul
by
2.9k points