Sutract
-2/8 from 4/5

4/5-(-2/8)= 4/5+2/8 On taking LCM = 42/40= 21/20

Subtract

(negative 2 over 8 −

2

8

) − 4 over 5

4

5

= negative 42 over 40−

42

40

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

Find common denominator

negative 2 over 8−

2

8

− 4 over 5

4

5

= −( 2 × 5 ) over ( 8 × 5 )

2 × 5

8 × 5

− ( 4 × 8 ) over ( 5 × 8 )

4 × 8

5 × 8

= negative 10 over 40−

10

40

− 32 over 40

32

40

40 is the least common multiple of denominators 8 and 5. Use it to convert to equivalent fractions with this common denominator.

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.