Add 90/40 and 28/10
1st number: 2 10/40, 2nd number: 2 8/10
90/40 + 28/10 is 101/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
90/40 = 90 × 1/40 × 1 = 90/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
28/10 = 28 × 4/10 × 4 = 112/40 - Add the two like fractions:
90/40 + 112/40 = 90 + 112/40 = 202/40 - 202/40 simplified gives 101/20
- So, 90/40 + 28/10 = 101/20
In mixed form: 51/20
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