Add 72/28 and 90/6
1st number: 2 16/28, 2nd number: 15 0/6
72/28 + 90/6 is 123/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 6 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
72/28 = 72 × 3/28 × 3 = 216/84 - Likewise, for the 2nd fraction, since 6 × 14 = 84,
90/6 = 90 × 14/6 × 14 = 1260/84 - Add the two like fractions:
216/84 + 1260/84 = 216 + 1260/84 = 1476/84 - 1476/84 simplified gives 123/7
- So, 72/28 + 90/6 = 123/7
In mixed form: 174/7
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