Add 21/35 and 40/50
21/35 + 40/50 is 7/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 35 × 10 = 350,
21/35 = 21 × 10/35 × 10 = 210/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
40/50 = 40 × 7/50 × 7 = 280/350 - Add the two like fractions:
210/350 + 280/350 = 210 + 280/350 = 490/350 - 490/350 simplified gives 7/5
- So, 21/35 + 40/50 = 7/5
In mixed form: 12/5
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