Add 18/8 and 90/25
1st number: 2 2/8, 2nd number: 3 15/25
18/8 + 90/25 is 117/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
18/8 = 18 × 25/8 × 25 = 450/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
90/25 = 90 × 8/25 × 8 = 720/200 - Add the two like fractions:
450/200 + 720/200 = 450 + 720/200 = 1170/200 - 1170/200 simplified gives 117/20
- So, 18/8 + 90/25 = 117/20
In mixed form: 517/20
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