Add 20/4 and 90/20
1st number: 5 0/4, 2nd number: 4 10/20
20/4 + 90/20 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
20/4 = 20 × 5/4 × 5 = 100/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
90/20 = 90 × 1/20 × 1 = 90/20 - Add the two like fractions:
100/20 + 90/20 = 100 + 90/20 = 190/20 - 190/20 simplified gives 19/2
- So, 20/4 + 90/20 = 19/2
In mixed form: 91/2
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