Add 50/90 and 28/72
50/90 + 28/72 is 17/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 90 × 4 = 360,
50/90 = 50 × 4/90 × 4 = 200/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
28/72 = 28 × 5/72 × 5 = 140/360 - Add the two like fractions:
200/360 + 140/360 = 200 + 140/360 = 340/360 - 340/360 simplified gives 17/18
- So, 50/90 + 28/72 = 17/18
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