Add 20/16 and 45/36
1st number: 1 4/16, 2nd number: 1 9/36
20/16 + 45/36 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 36 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
20/16 = 20 × 9/16 × 9 = 180/144 - Likewise, for the 2nd fraction, since 36 × 4 = 144,
45/36 = 45 × 4/36 × 4 = 180/144 - Add the two like fractions:
180/144 + 180/144 = 180 + 180/144 = 360/144 - 360/144 simplified gives 5/2
- So, 20/16 + 45/36 = 5/2
In mixed form: 21/2
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