Add 7/84 and 9/28
7/84 + 9/28 is 17/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
9/28 = 9 × 3/28 × 3 = 27/84 - Add the two like fractions:
7/84 + 27/84 = 7 + 27/84 = 34/84 - 34/84 simplified gives 17/42
- So, 7/84 + 9/28 = 17/42
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