Rewrite subtraction equation with whole number and fraction part separated

9 +

3

7

- 8 -

1

12

Solve the whole number parts

9 - 8 = 1

Now, solve the fraction parts

3

7

-

1

12

Least Common Denominator (LCD) of 7 and 12 is 84.

Now, we have to make sure both fractions have the same new denominator 84.

You can write fraction

3

7

as

3x12

7x12

=

36

84

You can write fraction

1

12

as

1x7

12x7

=

7

84

Now, both fractions have same denominator and we are ready to subtract

36

84

-

7

84

=

36-7

84

=

29

84

Combine whole numbers and fraction parts

1 +

29

84

= 1

29

84