Simplify 3 1/2 • 3 1/2

12 1/4 or 49/4

Step-by-step explanation:

1. Change the mixed numbers into improper fractions

3 1/2 x 3 1/2 to 7/2 x 7/2

2. Multiply the numerators with each other, and the denominators with each other and put back into a fraction

7x7=49 2x2=4 - > 49/4

3. Put the fraction back into a mixed number (optional)

49/4 = 12 1/4

3.5 * 3.5 = 12.25