Add 72/36 and 21/6
1st number: 2 0/36, 2nd number: 3 3/6
72/36 + 21/6 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 6 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
72/36 = 72 × 1/36 × 1 = 72/36 - Likewise, for the 2nd fraction, since 6 × 6 = 36,
21/6 = 21 × 6/6 × 6 = 126/36 - Add the two like fractions:
72/36 + 126/36 = 72 + 126/36 = 198/36 - 198/36 simplified gives 11/2
- So, 72/36 + 21/6 = 11/2
In mixed form: 51/2
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