Add 90/14 and 63/18
1st number: 6 6/14, 2nd number: 3 9/18
90/14 + 63/18 is 139/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 18 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 18 × 7 = 126,
63/18 = 63 × 7/18 × 7 = 441/126 - Add the two like fractions:
810/126 + 441/126 = 810 + 441/126 = 1251/126 - 1251/126 simplified gives 139/14
- So, 90/14 + 63/18 = 139/14
In mixed form: 913/14
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