Add 70/90 and 2/12
70/90 + 2/12 is 17/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
70/90 = 70 × 2/90 × 2 = 140/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
2/12 = 2 × 15/12 × 15 = 30/180 - Add the two like fractions:
140/180 + 30/180 = 140 + 30/180 = 170/180 - 170/180 simplified gives 17/18
- So, 70/90 + 2/12 = 17/18
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