Add 70/6 and 90/72
1st number: 11 4/6, 2nd number: 1 18/72
70/6 + 90/72 is 155/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 6 × 12 = 72,
70/6 = 70 × 12/6 × 12 = 840/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
90/72 = 90 × 1/72 × 1 = 90/72 - Add the two like fractions:
840/72 + 90/72 = 840 + 90/72 = 930/72 - 930/72 simplified gives 155/12
- So, 70/6 + 90/72 = 155/12
In mixed form: 1211/12
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