Add 21/4 and 63/60
1st number: 5 1/4, 2nd number: 1 3/60
21/4 + 63/60 is 63/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
21/4 = 21 × 15/4 × 15 = 315/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
63/60 = 63 × 1/60 × 1 = 63/60 - Add the two like fractions:
315/60 + 63/60 = 315 + 63/60 = 378/60 - 378/60 simplified gives 63/10
- So, 21/4 + 63/60 = 63/10
In mixed form: 63/10
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