Add 70/4 and 90/12
1st number: 17 2/4, 2nd number: 7 6/12
70/4 + 90/12 is 25/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
70/4 = 70 × 3/4 × 3 = 210/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
90/12 = 90 × 1/12 × 1 = 90/12 - Add the two like fractions:
210/12 + 90/12 = 210 + 90/12 = 300/12 - 300/12 simplified gives 25/1
- So, 70/4 + 90/12 = 25/1
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