Add 90/14 and 72/84
1st number: 6 6/14, 2nd number: 72/84
90/14 + 72/84 is 51/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
90/14 = 90 × 6/14 × 6 = 540/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
72/84 = 72 × 1/84 × 1 = 72/84 - Add the two like fractions:
540/84 + 72/84 = 540 + 72/84 = 612/84 - 612/84 simplified gives 51/7
- So, 90/14 + 72/84 = 51/7
In mixed form: 72/7
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