Add 40/50 and 30/70
40/50 + 30/70 is 43/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
40/50 = 40 × 7/50 × 7 = 280/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
30/70 = 30 × 5/70 × 5 = 150/350 - Add the two like fractions:
280/350 + 150/350 = 280 + 150/350 = 430/350 - 430/350 simplified gives 43/35
- So, 40/50 + 30/70 = 43/35
In mixed form: 18/35
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