Add 9/4 and 63/10
1st number: 2 1/4, 2nd number: 6 3/10
9/4 + 63/10 is 171/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
9/4 = 9 × 5/4 × 5 = 45/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
63/10 = 63 × 2/10 × 2 = 126/20 - Add the two like fractions:
45/20 + 126/20 = 45 + 126/20 = 171/20 - So, 9/4 + 63/10 = 171/20
In mixed form: 811/20
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