Add 90/50 and 49/28
1st number: 1 40/50, 2nd number: 1 21/28
90/50 + 49/28 is 71/20.
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,
90/50 = 90 × 14/50 × 14 = 1260/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
49/28 = 49 × 25/28 × 25 = 1225/700 - Add the two like fractions:
1260/700 + 1225/700 = 1260 + 1225/700 = 2485/700 - 2485/700 simplified gives 71/20
- So, 90/50 + 49/28 = 71/20
In mixed form: 311/20
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