Add 90/70 and 9/25
1st number: 1 20/70, 2nd number: 9/25
90/70 + 9/25 is 288/175.
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,
90/70 = 90 × 5/70 × 5 = 450/350 - Likewise, for the 2nd fraction, since 25 × 14 = 350,
9/25 = 9 × 14/25 × 14 = 126/350 - Add the two like fractions:
450/350 + 126/350 = 450 + 126/350 = 576/350 - 576/350 simplified gives 288/175
- So, 90/70 + 9/25 = 288/175
In mixed form: 1113/175
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