2. + 10 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1

3. + 6 2 6 1 + 6 3 6 1 6 1 6 1 6 1 6 1 6 1 Step 2: The denominator remains the same. Step 3: Simplify the sum, if necessary. GCF: 3 Step 1: Add the numerators. 2 1 3 3 ÷ 2 1 =

4. + 1 Whole 5 1 5 1 5 1 5 1 5 1 5 1

5. + 15 4 1 Step 1: Add the fractions. Regroup, if needed. 1 1 Step 2: Add the whole numbers. Step 3: Use the GCF to simplify, If necessary. 15 5 2 1 Whole 15 1 1 1 1 1 1 Whole 3 1 15 1 1 1 1 1 1 Whole GCF: 5 ÷ = 5 5 3 1

6. 9 1 + 9 5 9 5 Step 1: Add the fractions. Regroup, if needed. 1 1 Step 2: Add the whole numbers. Step 3: Use the GCF to simplify, If necessary. 9 10 1 Whole 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 = 9 1 1 9 1 3

7. 11 3 + 8 5 7 Step 1: Add the fractions. Regroup, if needed. Step 2: Add the whole numbers. Step 3: Use the GCF to simplify, If necessary. 4 3

8. 12 1 + 5 Step 1: Add the fractions. Regroup, if needed. Step 2: Add the whole numbers. Step 3: Use the GCF to simplify, If necessary. 1 5 12 6 6 ÷ = 6 6 2 1 GCF: 6

9. 7 7 5 + 7 9 4 10 Step 1: Add the fractions. Regroup, if needed. Step 2: Add the whole numbers. Step 3: Use the GCF to simplify, If necessary. 7 2 1 → 7 2

10. 8 1 - 8 1 8 1 8 1 8 1 8 1 8 1 8 1

11. - 9 4 9 1 - 9 3 Step 2: The denominator remains the same. Step 3: Simplify, if necessary. GCF: 3 Step 1: Subtract the numerators. 3 3 ÷ 3 1 = 9 1 9 1 9 1 9 1 9 1 9 1 9 1 9 1 3 1

12. - 1 Whole 7 1 7 1 7 1 7 1 7 1 7 1

13. - 12 5 1 Step 1: Subtract the fractions. Regroup, if needed. 2 1 Step 2: Subtract the whole numbers. Step 3: Use the GCF to simplify, If necessary. 12 4 1 1 Whole 3 1 GCF: 4 ÷ = 4 4 3 1 12 1 1 1 1 1 1 Whole 12 1 1 1 1 1 1 Whole

14. - 5 1 5 3 Step 1: Subtract the fractions. Regroup, if needed. 3 1 Step 2: Subtract the whole numbers. Step 3: Use the GCF to simplify, If necessary. 5 3 1 1 Whole 5 1 5 1 5 1 5 1 5 1 5 1 2 6 5 1 5 1 5 1 5 1 5 1 5 1 5 1 5 1

15. 20 8 - 20 7 15 17 Step 1: Subtract the fractions. Regroup, if needed. Step 2: Subtract the whole numbers. Step 3: Use the GCF to simplify, If necessary. 25 8

16. 6 6 1 - 6 4 5 4 Step 1: Subtract the fractions. Regroup, if needed. Step 2: Subtract the whole numbers. Step 3: Use the GCF to simplify, If necessary. 4 GCF: 2 2 2 3 2 ÷ =

17. 8 8 3 - 8 6 1 4 Step 1: Subtract the fractions. Regroup, if needed. Step 2: Subtract the whole numbers. Step 3: Use the GCF to simplify, If necessary. 8 3 7 8 8 + 9 GCF: 2 2 2 ÷ 4 3 =