Add 60/30 and 81/72
1st number: 2 0/30, 2nd number: 1 9/72
60/30 + 81/72 is 25/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 30 × 12 = 360,
60/30 = 60 × 12/30 × 12 = 720/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
81/72 = 81 × 5/72 × 5 = 405/360 - Add the two like fractions:
720/360 + 405/360 = 720 + 405/360 = 1125/360 - 1125/360 simplified gives 25/8
- So, 60/30 + 81/72 = 25/8
In mixed form: 31/8
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