Add 1/72 and 20/15
1st number: 1/72, 2nd number: 1 5/15
1/72 + 20/15 is 97/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 15 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
1/72 = 1 × 5/72 × 5 = 5/360 - Likewise, for the 2nd fraction, since 15 × 24 = 360,
20/15 = 20 × 24/15 × 24 = 480/360 - Add the two like fractions:
5/360 + 480/360 = 5 + 480/360 = 485/360 - 485/360 simplified gives 97/72
- So, 1/72 + 20/15 = 97/72
In mixed form: 125/72
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