Add 72/36 and 98/70
1st number: 2 0/36, 2nd number: 1 28/70
72/36 + 98/70 is 17/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
72/36 = 72 × 35/36 × 35 = 2520/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
98/70 = 98 × 18/70 × 18 = 1764/1260 - Add the two like fractions:
2520/1260 + 1764/1260 = 2520 + 1764/1260 = 4284/1260 - 4284/1260 simplified gives 17/5
- So, 72/36 + 98/70 = 17/5
In mixed form: 32/5
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