Add 28/2 and 81/45
1st number: 14 0/2, 2nd number: 1 36/45
28/2 + 81/45 is 79/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
28/2 = 28 × 45/2 × 45 = 1260/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
81/45 = 81 × 2/45 × 2 = 162/90 - Add the two like fractions:
1260/90 + 162/90 = 1260 + 162/90 = 1422/90 - 1422/90 simplified gives 79/5
- So, 28/2 + 81/45 = 79/5
In mixed form: 154/5
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