Add 70/25 and 90/36
1st number: 2 20/25, 2nd number: 2 18/36
70/25 + 90/36 is 53/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 25 × 36 = 900,
70/25 = 70 × 36/25 × 36 = 2520/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
90/36 = 90 × 25/36 × 25 = 2250/900 - Add the two like fractions:
2520/900 + 2250/900 = 2520 + 2250/900 = 4770/900 - 4770/900 simplified gives 53/10
- So, 70/25 + 90/36 = 53/10
In mixed form: 53/10
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