Add 28/10 and 45/36
1st number: 2 8/10, 2nd number: 1 9/36
28/10 + 45/36 is 81/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 10 × 18 = 180,
28/10 = 28 × 18/10 × 18 = 504/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
45/36 = 45 × 5/36 × 5 = 225/180 - Add the two like fractions:
504/180 + 225/180 = 504 + 225/180 = 729/180 - 729/180 simplified gives 81/20
- So, 28/10 + 45/36 = 81/20
In mixed form: 41/20
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