Add 70/45 and 90/18
1st number: 1 25/45, 2nd number: 5 0/18
70/45 + 90/18 is 59/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
70/45 = 70 × 2/45 × 2 = 140/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
90/18 = 90 × 5/18 × 5 = 450/90 - Add the two like fractions:
140/90 + 450/90 = 140 + 450/90 = 590/90 - 590/90 simplified gives 59/9
- So, 70/45 + 90/18 = 59/9
In mixed form: 65/9
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