Add 70/50 and 28/40
1st number: 1 20/50, 2nd number: 28/40
70/50 + 28/40 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 40 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
70/50 = 70 × 4/50 × 4 = 280/200 - Likewise, for the 2nd fraction, since 40 × 5 = 200,
28/40 = 28 × 5/40 × 5 = 140/200 - Add the two like fractions:
280/200 + 140/200 = 280 + 140/200 = 420/200 - 420/200 simplified gives 21/10
- So, 70/50 + 28/40 = 21/10
In mixed form: 21/10
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