Add 80/50 and 42/70
1st number: 1 30/50, 2nd number: 42/70
80/50 + 42/70 is 11/5.
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,
80/50 = 80 × 7/50 × 7 = 560/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
42/70 = 42 × 5/70 × 5 = 210/350 - Add the two like fractions:
560/350 + 210/350 = 560 + 210/350 = 770/350 - 770/350 simplified gives 11/5
- So, 80/50 + 42/70 = 11/5
In mixed form: 21/5
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