Add 30/50 and 18/28
30/50 + 18/28 is 87/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 50 × 14 = 700,
30/50 = 30 × 14/50 × 14 = 420/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
18/28 = 18 × 25/28 × 25 = 450/700 - Add the two like fractions:
420/700 + 450/700 = 420 + 450/700 = 870/700 - 870/700 simplified gives 87/70
- So, 30/50 + 18/28 = 87/70
In mixed form: 117/70
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