Add 50/42 and 28/80
1st number: 1 8/42, 2nd number: 28/80
50/42 + 28/80 is 647/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 80 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 42 × 40 = 1680,
50/42 = 50 × 40/42 × 40 = 2000/1680 - Likewise, for the 2nd fraction, since 80 × 21 = 1680,
28/80 = 28 × 21/80 × 21 = 588/1680 - Add the two like fractions:
2000/1680 + 588/1680 = 2000 + 588/1680 = 2588/1680 - 2588/1680 simplified gives 647/420
- So, 50/42 + 28/80 = 647/420
In mixed form: 1227/420
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