Add 15/10 and 90/8
1st number: 1 5/10, 2nd number: 11 2/8
15/10 + 90/8 is 51/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 10 × 4 = 40,
15/10 = 15 × 4/10 × 4 = 60/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
90/8 = 90 × 5/8 × 5 = 450/40 - Add the two like fractions:
60/40 + 450/40 = 60 + 450/40 = 510/40 - 510/40 simplified gives 51/4
- So, 15/10 + 90/8 = 51/4
In mixed form: 123/4
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