Add 3/15 and 72/9
1st number: 3/15, 2nd number: 8 0/9
3/15 + 72/9 is 41/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
3/15 = 3 × 3/15 × 3 = 9/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
72/9 = 72 × 5/9 × 5 = 360/45 - Add the two like fractions:
9/45 + 360/45 = 9 + 360/45 = 369/45 - 369/45 simplified gives 41/5
- So, 3/15 + 72/9 = 41/5
In mixed form: 81/5
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