Add 45/84 and 84/63
1st number: 45/84, 2nd number: 1 21/63
45/84 + 84/63 is 157/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
45/84 = 45 × 3/84 × 3 = 135/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
84/63 = 84 × 4/63 × 4 = 336/252 - Add the two like fractions:
135/252 + 336/252 = 135 + 336/252 = 471/252 - 471/252 simplified gives 157/84
- So, 45/84 + 84/63 = 157/84
In mixed form: 173/84
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