Add 30/36 and 21/63
30/36 + 21/63 is 7/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
30/36 = 30 × 7/36 × 7 = 210/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
21/63 = 21 × 4/63 × 4 = 84/252 - Add the two like fractions:
210/252 + 84/252 = 210 + 84/252 = 294/252 - 294/252 simplified gives 7/6
- So, 30/36 + 21/63 = 7/6
In mixed form: 11/6
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