Add 81/63 and 48/36
1st number: 1 18/63, 2nd number: 1 12/36
81/63 + 48/36 is 55/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
81/63 = 81 × 4/63 × 4 = 324/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
48/36 = 48 × 7/36 × 7 = 336/252 - Add the two like fractions:
324/252 + 336/252 = 324 + 336/252 = 660/252 - 660/252 simplified gives 55/21
- So, 81/63 + 48/36 = 55/21
In mixed form: 213/21
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