Add 81/45 and 36/15
1st number: 1 36/45, 2nd number: 2 6/15
81/45 + 36/15 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
81/45 = 81 × 1/45 × 1 = 81/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
36/15 = 36 × 3/15 × 3 = 108/45 - Add the two like fractions:
81/45 + 108/45 = 81 + 108/45 = 189/45 - 189/45 simplified gives 21/5
- So, 81/45 + 36/15 = 21/5
In mixed form: 41/5
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