Add 3/84 and 4/45
3/84 + 4/45 is 157/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 84 × 15 = 1260,
3/84 = 3 × 15/84 × 15 = 45/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
4/45 = 4 × 28/45 × 28 = 112/1260 - Add the two like fractions:
45/1260 + 112/1260 = 45 + 112/1260 = 157/1260 - So, 3/84 + 4/45 = 157/1260
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