Add 40/6 and 72/15
1st number: 6 4/6, 2nd number: 4 12/15
40/6 + 72/15 is 172/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
40/6 = 40 × 5/6 × 5 = 200/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
72/15 = 72 × 2/15 × 2 = 144/30 - Add the two like fractions:
200/30 + 144/30 = 200 + 144/30 = 344/30 - 344/30 simplified gives 172/15
- So, 40/6 + 72/15 = 172/15
In mixed form: 117/15
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