Add 70/42 and 30/25
1st number: 1 28/42, 2nd number: 1 5/25
70/42 + 30/25 is 43/15.
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,
70/42 = 70 × 25/42 × 25 = 1750/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
30/25 = 30 × 42/25 × 42 = 1260/1050 - Add the two like fractions:
1750/1050 + 1260/1050 = 1750 + 1260/1050 = 3010/1050 - 3010/1050 simplified gives 43/15
- So, 70/42 + 30/25 = 43/15
In mixed form: 213/15
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