Add 72/15 and 14/45
1st number: 4 12/15, 2nd number: 14/45
72/15 + 14/45 is 46/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
72/15 = 72 × 3/15 × 3 = 216/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
14/45 = 14 × 1/45 × 1 = 14/45 - Add the two like fractions:
216/45 + 14/45 = 216 + 14/45 = 230/45 - 230/45 simplified gives 46/9
- So, 72/15 + 14/45 = 46/9
In mixed form: 51/9
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