Add 28/42 and 4/5
28/42 + 4/5 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
28/42 = 28 × 5/42 × 5 = 140/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
4/5 = 4 × 42/5 × 42 = 168/210 - Add the two like fractions:
140/210 + 168/210 = 140 + 168/210 = 308/210 - 308/210 simplified gives 22/15
- So, 28/42 + 4/5 = 22/15
In mixed form: 17/15
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