Add 72/6 and 90/5
1st number: 12 0/6, 2nd number: 18 0/5
72/6 + 90/5 is 30/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
72/6 = 72 × 5/6 × 5 = 360/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
90/5 = 90 × 6/5 × 6 = 540/30 - Add the two like fractions:
360/30 + 540/30 = 360 + 540/30 = 900/30 - 900/30 simplified gives 30/1
- So, 72/6 + 90/5 = 30/1
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