Add 36/60 and 81/40
1st number: 36/60, 2nd number: 2 1/40
36/60 + 81/40 is 21/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
36/60 = 36 × 2/60 × 2 = 72/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
81/40 = 81 × 3/40 × 3 = 243/120 - Add the two like fractions:
72/120 + 243/120 = 72 + 243/120 = 315/120 - 315/120 simplified gives 21/8
- So, 36/60 + 81/40 = 21/8
In mixed form: 25/8
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