Add 84/63 and 1/20
1st number: 1 21/63, 2nd number: 1/20
84/63 + 1/20 is 83/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
84/63 = 84 × 20/63 × 20 = 1680/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
1/20 = 1 × 63/20 × 63 = 63/1260 - Add the two like fractions:
1680/1260 + 63/1260 = 1680 + 63/1260 = 1743/1260 - 1743/1260 simplified gives 83/60
- So, 84/63 + 1/20 = 83/60
In mixed form: 123/60
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