Add 15/4 and 90/10
1st number: 3 3/4, 2nd number: 9 0/10
15/4 + 90/10 is 51/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
15/4 = 15 × 5/4 × 5 = 75/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
90/10 = 90 × 2/10 × 2 = 180/20 - Add the two like fractions:
75/20 + 180/20 = 75 + 180/20 = 255/20 - 255/20 simplified gives 51/4
- So, 15/4 + 90/10 = 51/4
In mixed form: 123/4
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