Add 9/72 and 84/45
1st number: 9/72, 2nd number: 1 39/45
9/72 + 84/45 is 239/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
9/72 = 9 × 5/72 × 5 = 45/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
84/45 = 84 × 8/45 × 8 = 672/360 - Add the two like fractions:
45/360 + 672/360 = 45 + 672/360 = 717/360 - 717/360 simplified gives 239/120
- So, 9/72 + 84/45 = 239/120
In mixed form: 1119/120
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