Add 20/75 and 42/35
1st number: 20/75, 2nd number: 1 7/35
20/75 + 42/35 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 35 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
20/75 = 20 × 7/75 × 7 = 140/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
42/35 = 42 × 15/35 × 15 = 630/525 - Add the two like fractions:
140/525 + 630/525 = 140 + 630/525 = 770/525 - 770/525 simplified gives 22/15
- So, 20/75 + 42/35 = 22/15
In mixed form: 17/15
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