Add 72/6 and 90/60
1st number: 12 0/6, 2nd number: 1 30/60
72/6 + 90/60 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 6 × 10 = 60,
72/6 = 72 × 10/6 × 10 = 720/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
90/60 = 90 × 1/60 × 1 = 90/60 - Add the two like fractions:
720/60 + 90/60 = 720 + 90/60 = 810/60 - 810/60 simplified gives 27/2
- So, 72/6 + 90/60 = 27/2
In mixed form: 131/2
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