Add 70/42 and 10/25
1st number: 1 28/42, 2nd number: 10/25
70/42 + 10/25 is 31/15.
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,
10/25 = 10 × 42/25 × 42 = 420/1050 - Add the two like fractions:
1750/1050 + 420/1050 = 1750 + 420/1050 = 2170/1050 - 2170/1050 simplified gives 31/15
- So, 70/42 + 10/25 = 31/15
In mixed form: 21/15
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