Add 72/56 and 9/70
1st number: 1 16/56, 2nd number: 9/70
72/56 + 9/70 is 99/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
72/56 = 72 × 5/56 × 5 = 360/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
9/70 = 9 × 4/70 × 4 = 36/280 - Add the two like fractions:
360/280 + 36/280 = 360 + 36/280 = 396/280 - 396/280 simplified gives 99/70
- So, 72/56 + 9/70 = 99/70
In mixed form: 129/70
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