Add 90/14 and 20/63
1st number: 6 6/14, 2nd number: 20/63
90/14 + 20/63 is 425/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
90/14 = 90 × 9/14 × 9 = 810/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126 - Add the two like fractions:
810/126 + 40/126 = 810 + 40/126 = 850/126 - 850/126 simplified gives 425/63
- So, 90/14 + 20/63 = 425/63
In mixed form: 647/63
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