Add 15/45 and 2/28
15/45 + 2/28 is 17/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
15/45 = 15 × 28/45 × 28 = 420/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
2/28 = 2 × 45/28 × 45 = 90/1260 - Add the two like fractions:
420/1260 + 90/1260 = 420 + 90/1260 = 510/1260 - 510/1260 simplified gives 17/42
- So, 15/45 + 2/28 = 17/42
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