Add 81/6 and 70/72
1st number: 13 3/6, 2nd number: 70/72
81/6 + 70/72 is 521/36.
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,
81/6 = 81 × 12/6 × 12 = 972/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72 - Add the two like fractions:
972/72 + 70/72 = 972 + 70/72 = 1042/72 - 1042/72 simplified gives 521/36
- So, 81/6 + 70/72 = 521/36
In mixed form: 1417/36
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