Add 72/2 and 90/15
1st number: 36 0/2, 2nd number: 6 0/15
72/2 + 90/15 is 42/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
72/2 = 72 × 15/2 × 15 = 1080/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
90/15 = 90 × 2/15 × 2 = 180/30 - Add the two like fractions:
1080/30 + 180/30 = 1080 + 180/30 = 1260/30 - 1260/30 simplified gives 42/1
- So, 72/2 + 90/15 = 42/1
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