Add 30/90 and 75/35
1st number: 30/90, 2nd number: 2 5/35
30/90 + 75/35 is 52/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
30/90 = 30 × 7/90 × 7 = 210/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
75/35 = 75 × 18/35 × 18 = 1350/630 - Add the two like fractions:
210/630 + 1350/630 = 210 + 1350/630 = 1560/630 - 1560/630 simplified gives 52/21
- So, 30/90 + 75/35 = 52/21
In mixed form: 210/21
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