Add 10/8 and 25/20
1st number: 1 2/8, 2nd number: 1 5/20
10/8 + 25/20 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 20 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
10/8 = 10 × 5/8 × 5 = 50/40 - Likewise, for the 2nd fraction, since 20 × 2 = 40,
25/20 = 25 × 2/20 × 2 = 50/40 - Add the two like fractions:
50/40 + 50/40 = 50 + 50/40 = 100/40 - 100/40 simplified gives 5/2
- So, 10/8 + 25/20 = 5/2
In mixed form: 21/2
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