Add 28/50 and 18/70
28/50 + 18/70 is 143/175.
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,
28/50 = 28 × 7/50 × 7 = 196/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
18/70 = 18 × 5/70 × 5 = 90/350 - Add the two like fractions:
196/350 + 90/350 = 196 + 90/350 = 286/350 - 286/350 simplified gives 143/175
- So, 28/50 + 18/70 = 143/175
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