Add 72/40 and 45/24
1st number: 1 32/40, 2nd number: 1 21/24
72/40 + 45/24 is 147/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
72/40 = 72 × 3/40 × 3 = 216/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
45/24 = 45 × 5/24 × 5 = 225/120 - Add the two like fractions:
216/120 + 225/120 = 216 + 225/120 = 441/120 - 441/120 simplified gives 147/40
- So, 72/40 + 45/24 = 147/40
In mixed form: 327/40
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