Add 15/42 and 5/25
15/42 + 5/25 is 39/70.
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,
15/42 = 15 × 25/42 × 25 = 375/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
5/25 = 5 × 42/25 × 42 = 210/1050 - Add the two like fractions:
375/1050 + 210/1050 = 375 + 210/1050 = 585/1050 - 585/1050 simplified gives 39/70
- So, 15/42 + 5/25 = 39/70
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