Add 28/42 and 4/28
28/42 + 4/28 is 17/21.
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,
28/42 = 28 × 2/42 × 2 = 56/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
4/28 = 4 × 3/28 × 3 = 12/84 - Add the two like fractions:
56/84 + 12/84 = 56 + 12/84 = 68/84 - 68/84 simplified gives 17/21
- So, 28/42 + 4/28 = 17/21
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