Add 30/90 and 12/35
30/90 + 12/35 is 71/105.
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,
12/35 = 12 × 18/35 × 18 = 216/630 - Add the two like fractions:
210/630 + 216/630 = 210 + 216/630 = 426/630 - 426/630 simplified gives 71/105
- So, 30/90 + 12/35 = 71/105
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