Add 10/35 and 8/21
10/35 + 8/21 is 2/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 35 × 3 = 105,
10/35 = 10 × 3/35 × 3 = 30/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
8/21 = 8 × 5/21 × 5 = 40/105 - Add the two like fractions:
30/105 + 40/105 = 30 + 40/105 = 70/105 - 70/105 simplified gives 2/3
- So, 10/35 + 8/21 = 2/3
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