Add 42/25 and 70/20
1st number: 1 17/25, 2nd number: 3 10/20
42/25 + 70/20 is 259/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
42/25 = 42 × 4/25 × 4 = 168/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
70/20 = 70 × 5/20 × 5 = 350/100 - Add the two like fractions:
168/100 + 350/100 = 168 + 350/100 = 518/100 - 518/100 simplified gives 259/50
- So, 42/25 + 70/20 = 259/50
In mixed form: 59/50
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