Add 3/28 and 7/84
3/28 + 7/84 is 4/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
3/28 = 3 × 3/28 × 3 = 9/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Add the two like fractions:
9/84 + 7/84 = 9 + 7/84 = 16/84 - 16/84 simplified gives 4/21
- So, 3/28 + 7/84 = 4/21
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