Add 20/24 and 45/27
1st number: 20/24, 2nd number: 1 18/27
20/24 + 45/27 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
20/24 = 20 × 9/24 × 9 = 180/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
45/27 = 45 × 8/27 × 8 = 360/216 - Add the two like fractions:
180/216 + 360/216 = 180 + 360/216 = 540/216 - 540/216 simplified gives 5/2
- So, 20/24 + 45/27 = 5/2
In mixed form: 21/2
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