2 2/5 + 1 1/4
What is your answer?
Remember to find a common denominator before you add.
is it 3 and 9/20
is it 3 and 9/20?
2 8/20 + 1 5/20 = ?
To add the mixed numbers 2 2/5 and 1 1/4, follow these steps:
Step 1: Convert the mixed numbers to improper fractions.
2 2/5 = (5 * 2 + 2) / 5 = 12/5
1 1/4 = (4 * 1 + 1) / 4 = 5/4
Step 2: Find a common denominator.
The common denominator for 5 and 4 is 20.
Step 3: Convert the fractions to have the common denominator.
12/5 = (12/5) * (4/4) = 48/20
5/4 = (5/4) * (5/5) = 25/20
Step 4: Add the fractions.
48/20 + 25/20 = (48 + 25) / 20 = 73/20
Step 5: Simplify the fraction (if required).
In this case, the fraction cannot be simplified further.
Therefore, 2 2/5 + 1 1/4 = 73/20.