Add 72/9 and 70/25
1st number: 8 0/9, 2nd number: 2 20/25
72/9 + 70/25 is 54/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
72/9 = 72 × 25/9 × 25 = 1800/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
70/25 = 70 × 9/25 × 9 = 630/225 - Add the two like fractions:
1800/225 + 630/225 = 1800 + 630/225 = 2430/225 - 2430/225 simplified gives 54/5
- So, 72/9 + 70/25 = 54/5
In mixed form: 104/5
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