Add 9/42 and 7/28
9/42 + 7/28 is 13/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
9/42 = 9 × 2/42 × 2 = 18/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
7/28 = 7 × 3/28 × 3 = 21/84 - Add the two like fractions:
18/84 + 21/84 = 18 + 21/84 = 39/84 - 39/84 simplified gives 13/28
- So, 9/42 + 7/28 = 13/28
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