Add 21/72 and 49/5
1st number: 21/72, 2nd number: 9 4/5
21/72 + 49/5 is 1211/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 5 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
21/72 = 21 × 5/72 × 5 = 105/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
49/5 = 49 × 72/5 × 72 = 3528/360 - Add the two like fractions:
105/360 + 3528/360 = 105 + 3528/360 = 3633/360 - 3633/360 simplified gives 1211/120
- So, 21/72 + 49/5 = 1211/120
In mixed form: 1011/120
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