Add 84/63 and 9/60
1st number: 1 21/63, 2nd number: 9/60
84/63 + 9/60 is 89/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 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 60 × 21 = 1260,
9/60 = 9 × 21/60 × 21 = 189/1260 - Add the two like fractions:
1680/1260 + 189/1260 = 1680 + 189/1260 = 1869/1260 - 1869/1260 simplified gives 89/60
- So, 84/63 + 9/60 = 89/60
In mixed form: 129/60
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