Add 21/4 and 80/50
1st number: 5 1/4, 2nd number: 1 30/50
21/4 + 80/50 is 137/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
21/4 = 21 × 25/4 × 25 = 525/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
80/50 = 80 × 2/50 × 2 = 160/100 - Add the two like fractions:
525/100 + 160/100 = 525 + 160/100 = 685/100 - 685/100 simplified gives 137/20
- So, 21/4 + 80/50 = 137/20
In mixed form: 617/20
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