Add 25/2 and 75/42
1st number: 12 1/2, 2nd number: 1 33/42
25/2 + 75/42 is 100/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
25/2 = 25 × 21/2 × 21 = 525/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
75/42 = 75 × 1/42 × 1 = 75/42 - Add the two like fractions:
525/42 + 75/42 = 525 + 75/42 = 600/42 - 600/42 simplified gives 100/7
- So, 25/2 + 75/42 = 100/7
In mixed form: 142/7
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