Fractions
How to add, subtract, multiply, and divide
Adding fractions
- Step 1: Make sure the bottom numbers the denominators are the same
- Step 2: Add the top numbers the numerators, put the answer over the denominator.
- Step 3: Simplify the fraction if needed
Subtracting fraction
- Step 1. Make sure the the denominators are the same
- Step 2. Subtract the numerators. Put the answer over the same denominator.
- Step 3. Simplify the fraction.
Multiplying fractions
- Step 1. Multiply the numerators
- Step 2. Multiply the denominators
- Step3. Simplify the fraction if needed
Dividing fractions
- Step 1. Turn the second fraction upside-down (it becomes a reciprocal)
- Step 2. Multiply the first fraction by that reciprocal
- Step 3. Simplify the fraction if needed