Understanding Cross Multiplication for Fractions

What is the first step in adding fractions using cross multiplication?

• Cross multiply the denominators

• Cross multiply the numerators

• Add the numerators directly

• Multiply the denominators directly

In the example 4/5 + 2/3, what is the result of cross multiplying the numerators?

• 10 and 12

• 5 and 6

• 8 and 15

• 12 and 10

How do you simplify the fraction 22/15 into a mixed number?

• 1 8/15

• 1 7/15

• 2 1/15

• 1 5/15

When subtracting fractions using cross multiplication, what changes in the process?

• You multiply the cross products

• You subtract the cross products

• You divide the cross products

• You add the cross products

What is the result of subtracting 2/5 from 4/3 using cross multiplication?

• 4/15

• 5/15

• 3/15

• 2/15