Add 63/42 and 60/12
1st number: 1 21/42, 2nd number: 5 0/12
63/42 + 60/12 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
63/42 = 63 × 2/42 × 2 = 126/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
60/12 = 60 × 7/12 × 7 = 420/84 - Add the two like fractions:
126/84 + 420/84 = 126 + 420/84 = 546/84 - 546/84 simplified gives 13/2
- So, 63/42 + 60/12 = 13/2
In mixed form: 61/2
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