Add 28/10 and 90/8
1st number: 2 8/10, 2nd number: 11 2/8
28/10 + 90/8 is 281/20.
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,
28/10 = 28 × 4/10 × 4 = 112/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
90/8 = 90 × 5/8 × 5 = 450/40 - Add the two like fractions:
112/40 + 450/40 = 112 + 450/40 = 562/40 - 562/40 simplified gives 281/20
- So, 28/10 + 90/8 = 281/20
In mixed form: 141/20
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