Add 90/20 and 1/4
1st number: 4 10/20, 2nd number: 1/4
90/20 + 1/4 is 19/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
90/20 = 90 × 1/20 × 1 = 90/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
1/4 = 1 × 5/4 × 5 = 5/20 - Add the two like fractions:
90/20 + 5/20 = 90 + 5/20 = 95/20 - 95/20 simplified gives 19/4
- So, 90/20 + 1/4 = 19/4
In mixed form: 43/4
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