Operations!
By: Danielle Iuliano
Adding Fractions!
Step 1. Find a common denominator.
Step 2. Multiply the numerator by the number that you multiply the denominator to get the common denominator.
Step 3. Add the numerators together and keep the denominator.
Step 4. Simplify.
Subtracting Fractions!
Step 1. Find a common denominator.
Step 2. Multiply the numerator by the number that you multiply the denominator to get the common denominator.
Step 3. Subtract the numerators and keep the denominator.
Step 4. Simplify.
Example!
Multiplying Fractions!
Step 2. Simplify
Dividing Fractions!
Step 2. Change the division sign into a multiplication sign.
Step 3. Flip the second fraction to find its reciprocal.
Step 4. Multiply.
Step 5. Simplify.
Example!
Decimals!
Multiplying Decimals!
Step 2. Count how many places are behind your decimal.
Step 3. Place the decimal as many places as you just counted.
Dividing Decimals!
Step 2. Divide those normally. Make sure there is not a decimal outside of the house.
Step 3. After you divide bring the decimal up.
Step 4. You have your answer!