Add 80/25 and 63/90
1st number: 3 5/25, 2nd number: 63/90
80/25 + 63/90 is 39/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
80/25 = 80 × 18/25 × 18 = 1440/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
63/90 = 63 × 5/90 × 5 = 315/450 - Add the two like fractions:
1440/450 + 315/450 = 1440 + 315/450 = 1755/450 - 1755/450 simplified gives 39/10
- So, 80/25 + 63/90 = 39/10
In mixed form: 39/10
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