Add 28/45 and 16/18
28/45 + 16/18 is 68/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
28/45 = 28 × 2/45 × 2 = 56/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
16/18 = 16 × 5/18 × 5 = 80/90 - Add the two like fractions:
56/90 + 80/90 = 56 + 80/90 = 136/90 - 136/90 simplified gives 68/45
- So, 28/45 + 16/18 = 68/45
In mixed form: 123/45
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