2 and 1/4 - 2/3
Hints:
Turn mixed number into improper fraction
You cannot add or subtract fractions without a common denominator
Turn answer back into mixed number

1 7/12

Step-by-step explanation:

2 1/4 - 2/3

The common denominator is 12

2 1/4 * 3/3 = 2 3/12

2/3 *4/4 = 8/12

2 3/12 - 8/12

We borrow 1 from the 2 in the form of 12/12

1 12/12 + 3/12  - 8/12

1 15/12 - 8/12

1 7/12

step-by-step explanation:

you divide the denominator by the numerator on both sides and if the quotients are equal then the fractions are equivalent