Add 75/5 and 21/49
1st number: 15 0/5, 2nd number: 21/49
75/5 + 21/49 is 108/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
75/5 = 75 × 49/5 × 49 = 3675/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
21/49 = 21 × 5/49 × 5 = 105/245 - Add the two like fractions:
3675/245 + 105/245 = 3675 + 105/245 = 3780/245 - 3780/245 simplified gives 108/7
- So, 75/5 + 21/49 = 108/7
In mixed form: 153/7
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