Add 21/5 and 48/63
1st number: 4 1/5, 2nd number: 48/63
21/5 + 48/63 is 521/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
21/5 = 21 × 63/5 × 63 = 1323/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
48/63 = 48 × 5/63 × 5 = 240/315 - Add the two like fractions:
1323/315 + 240/315 = 1323 + 240/315 = 1563/315 - 1563/315 simplified gives 521/105
- So, 21/5 + 48/63 = 521/105
In mixed form: 4101/105
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