Add 30/20 and 40/25
1st number: 1 10/20, 2nd number: 1 15/25
30/20 + 40/25 is 31/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
30/20 = 30 × 5/20 × 5 = 150/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
40/25 = 40 × 4/25 × 4 = 160/100 - Add the two like fractions:
150/100 + 160/100 = 150 + 160/100 = 310/100 - 310/100 simplified gives 31/10
- So, 30/20 + 40/25 = 31/10
In mixed form: 31/10
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