Add 30/21 and 12/64
1st number: 1 9/21, 2nd number: 12/64
30/21 + 12/64 is 181/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 64 is 1344
Next, find the equivalent fraction of both fractional numbers with denominator 1344 - For the 1st fraction, since 21 × 64 = 1344,
30/21 = 30 × 64/21 × 64 = 1920/1344 - Likewise, for the 2nd fraction, since 64 × 21 = 1344,
12/64 = 12 × 21/64 × 21 = 252/1344 - Add the two like fractions:
1920/1344 + 252/1344 = 1920 + 252/1344 = 2172/1344 - 2172/1344 simplified gives 181/112
- So, 30/21 + 12/64 = 181/112
In mixed form: 169/112
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