Add 5/20 and 90/25
1st number: 5/20, 2nd number: 3 15/25
5/20 + 90/25 is 77/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
5/20 = 5 × 5/20 × 5 = 25/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
90/25 = 90 × 4/25 × 4 = 360/100 - Add the two like fractions:
25/100 + 360/100 = 25 + 360/100 = 385/100 - 385/100 simplified gives 77/20
- So, 5/20 + 90/25 = 77/20
In mixed form: 317/20
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