Add 42/70 and 90/50
1st number: 42/70, 2nd number: 1 40/50
42/70 + 90/50 is 12/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
42/70 = 42 × 5/70 × 5 = 210/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
90/50 = 90 × 7/50 × 7 = 630/350 - Add the two like fractions:
210/350 + 630/350 = 210 + 630/350 = 840/350 - 840/350 simplified gives 12/5
- So, 42/70 + 90/50 = 12/5
In mixed form: 22/5
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