Add 90/50 and 7/20
1st number: 1 40/50, 2nd number: 7/20
90/50 + 7/20 is 43/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 20 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 20 × 5 = 100,
7/20 = 7 × 5/20 × 5 = 35/100 - Add the two like fractions:
180/100 + 35/100 = 180 + 35/100 = 215/100 - 215/100 simplified gives 43/20
- So, 90/50 + 7/20 = 43/20
In mixed form: 23/20
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