Add 90/63 and 72/49
1st number: 1 27/63, 2nd number: 1 23/49
90/63 + 72/49 is 142/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 49 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 63 × 7 = 441,
90/63 = 90 × 7/63 × 7 = 630/441 - Likewise, for the 2nd fraction, since 49 × 9 = 441,
72/49 = 72 × 9/49 × 9 = 648/441 - Add the two like fractions:
630/441 + 648/441 = 630 + 648/441 = 1278/441 - 1278/441 simplified gives 142/49
- So, 90/63 + 72/49 = 142/49
In mixed form: 244/49
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