Add 4/60 and 72/63
1st number: 4/60, 2nd number: 1 9/63
4/60 + 72/63 is 127/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 60 × 21 = 1260,
4/60 = 4 × 21/60 × 21 = 84/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
72/63 = 72 × 20/63 × 20 = 1440/1260 - Add the two like fractions:
84/1260 + 1440/1260 = 84 + 1440/1260 = 1524/1260 - 1524/1260 simplified gives 127/105
- So, 4/60 + 72/63 = 127/105
In mixed form: 122/105
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