Add 21/5 and 9/36
1st number: 4 1/5, 2nd number: 9/36
21/5 + 9/36 is 89/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 5 × 36 = 180,
21/5 = 21 × 36/5 × 36 = 756/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
9/36 = 9 × 5/36 × 5 = 45/180 - Add the two like fractions:
756/180 + 45/180 = 756 + 45/180 = 801/180 - 801/180 simplified gives 89/20
- So, 21/5 + 9/36 = 89/20
In mixed form: 49/20
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