Add 14/45 and 42/84
14/45 + 42/84 is 73/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
14/45 = 14 × 28/45 × 28 = 392/1260 - Likewise, for the 2nd fraction, since 84 × 15 = 1260,
42/84 = 42 × 15/84 × 15 = 630/1260 - Add the two like fractions:
392/1260 + 630/1260 = 392 + 630/1260 = 1022/1260 - 1022/1260 simplified gives 73/90
- So, 14/45 + 42/84 = 73/90
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