Add 90/25 and 63/20
1st number: 3 15/25, 2nd number: 3 3/20
90/25 + 63/20 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
90/25 = 90 × 4/25 × 4 = 360/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
63/20 = 63 × 5/20 × 5 = 315/100 - Add the two like fractions:
360/100 + 315/100 = 360 + 315/100 = 675/100 - 675/100 simplified gives 27/4
- So, 90/25 + 63/20 = 27/4
In mixed form: 63/4
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