Add 70/25 and 54/90
1st number: 2 20/25, 2nd number: 54/90
70/25 + 54/90 is 17/5.
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,
70/25 = 70 × 18/25 × 18 = 1260/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
54/90 = 54 × 5/90 × 5 = 270/450 - Add the two like fractions:
1260/450 + 270/450 = 1260 + 270/450 = 1530/450 - 1530/450 simplified gives 17/5
- So, 70/25 + 54/90 = 17/5
In mixed form: 32/5
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