Add 10/72 and 27/20
1st number: 10/72, 2nd number: 1 7/20
10/72 + 27/20 is 67/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 20 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
10/72 = 10 × 5/72 × 5 = 50/360 - Likewise, for the 2nd fraction, since 20 × 18 = 360,
27/20 = 27 × 18/20 × 18 = 486/360 - Add the two like fractions:
50/360 + 486/360 = 50 + 486/360 = 536/360 - 536/360 simplified gives 67/45
- So, 10/72 + 27/20 = 67/45
In mixed form: 122/45
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