Add 90/50 and 7/4
1st number: 1 40/50, 2nd number: 1 3/4
90/50 + 7/4 is 71/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 4 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
90/50 = 90 × 2/50 × 2 = 180/100 - Likewise, for the 2nd fraction, since 4 × 25 = 100,
7/4 = 7 × 25/4 × 25 = 175/100 - Add the two like fractions:
180/100 + 175/100 = 180 + 175/100 = 355/100 - 355/100 simplified gives 71/20
- So, 90/50 + 7/4 = 71/20
In mixed form: 311/20
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