Add 20/42 and 70/25
1st number: 20/42, 2nd number: 2 20/25
20/42 + 70/25 is 344/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
20/42 = 20 × 25/42 × 25 = 500/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
70/25 = 70 × 42/25 × 42 = 2940/1050 - Add the two like fractions:
500/1050 + 2940/1050 = 500 + 2940/1050 = 3440/1050 - 3440/1050 simplified gives 344/105
- So, 20/42 + 70/25 = 344/105
In mixed form: 329/105
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