Add 12/63 and 90/14
1st number: 12/63, 2nd number: 6 6/14
12/63 + 90/14 is 139/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
12/63 = 12 × 2/63 × 2 = 24/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
90/14 = 90 × 9/14 × 9 = 810/126 - Add the two like fractions:
24/126 + 810/126 = 24 + 810/126 = 834/126 - 834/126 simplified gives 139/21
- So, 12/63 + 90/14 = 139/21
In mixed form: 613/21
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