Add 25/42 and 2/8
25/42 + 2/8 is 71/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
25/42 = 25 × 4/42 × 4 = 100/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
2/8 = 2 × 21/8 × 21 = 42/168 - Add the two like fractions:
100/168 + 42/168 = 100 + 42/168 = 142/168 - 142/168 simplified gives 71/84
- So, 25/42 + 2/8 = 71/84
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