207x Filetype PPT File size 0.68 MB Source: www.fcusd.org
Add & Subtract Fractions Add & Subtract Fractions 1. Find the common denominator. 2. Make equivalent fractions using the new common denominator. 3. Add/sub the numerators. Denominator stays the same. 4. Simplify/reduce. 5. Leave improper fractions as is. Hooray! Examples Examples 1 3 5 8 6 9 20 29 24 24 24 2 8 2 7 3 9 3 8 6 2 7 3 4 9 9 9 Multiply Fractions & Mixed Multiply Fractions & Mixed #s #s 1. Change any mixed #s into improper fractions. 2. Multiply numerators. 3. Multiply denominators. 4. Simplify. (You can also simplify before you multiply.) 5. Leave improper fractions as is. Examples Examples 1 3 5 15 3 5 8 6 48 3 16 2 1 10 4 5 11 21 102 42 1 5 11 11
no reviews yet
Please Login to review.