Add 36/10 and 21/8
1st number: 3 6/10, 2nd number: 2 5/8
36/10 + 21/8 is 249/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
36/10 = 36 × 4/10 × 4 = 144/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
21/8 = 21 × 5/8 × 5 = 105/40 - Add the two like fractions:
144/40 + 105/40 = 144 + 105/40 = 249/40 - So, 36/10 + 21/8 = 249/40
In mixed form: 69/40
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