Add 81/30 and 70/4
1st number: 2 21/30, 2nd number: 17 2/4
81/30 + 70/4 is 101/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
81/30 = 81 × 2/30 × 2 = 162/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
70/4 = 70 × 15/4 × 15 = 1050/60 - Add the two like fractions:
162/60 + 1050/60 = 162 + 1050/60 = 1212/60 - 1212/60 simplified gives 101/5
- So, 81/30 + 70/4 = 101/5
In mixed form: 201/5
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