Add 45/18 and 72/24
1st number: 2 9/18, 2nd number: 3 0/24
45/18 + 72/24 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
45/18 = 45 × 4/18 × 4 = 180/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
72/24 = 72 × 3/24 × 3 = 216/72 - Add the two like fractions:
180/72 + 216/72 = 180 + 216/72 = 396/72 - 396/72 simplified gives 11/2
- So, 45/18 + 72/24 = 11/2
In mixed form: 51/2
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