Add 81/45 and 70/7
1st number: 1 36/45, 2nd number: 10 0/7
81/45 + 70/7 is 59/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
81/45 = 81 × 7/45 × 7 = 567/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
70/7 = 70 × 45/7 × 45 = 3150/315 - Add the two like fractions:
567/315 + 3150/315 = 567 + 3150/315 = 3717/315 - 3717/315 simplified gives 59/5
- So, 81/45 + 70/7 = 59/5
In mixed form: 114/5
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