Add 18/70 and 45/25
1st number: 18/70, 2nd number: 1 20/25
18/70 + 45/25 is 72/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 25 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
18/70 = 18 × 5/70 × 5 = 90/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
45/25 = 45 × 14/25 × 14 = 630/350 - Add the two like fractions:
90/350 + 630/350 = 90 + 630/350 = 720/350 - 720/350 simplified gives 72/35
- So, 18/70 + 45/25 = 72/35
In mixed form: 22/35
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