Add 25/84 and 30/8
1st number: 25/84, 2nd number: 3 6/8
25/84 + 30/8 is 85/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
25/84 = 25 × 2/84 × 2 = 50/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
30/8 = 30 × 21/8 × 21 = 630/168 - Add the two like fractions:
50/168 + 630/168 = 50 + 630/168 = 680/168 - 680/168 simplified gives 85/21
- So, 25/84 + 30/8 = 85/21
In mixed form: 41/21
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