Add 75/20 and 2/40
1st number: 3 15/20, 2nd number: 2/40
75/20 + 2/40 is 19/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
75/20 = 75 × 2/20 × 2 = 150/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
2/40 = 2 × 1/40 × 1 = 2/40 - Add the two like fractions:
150/40 + 2/40 = 150 + 2/40 = 152/40 - 152/40 simplified gives 19/5
- So, 75/20 + 2/40 = 19/5
In mixed form: 34/5
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