Add 75/6 and 21/70
1st number: 12 3/6, 2nd number: 21/70
75/6 + 21/70 is 64/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
75/6 = 75 × 35/6 × 35 = 2625/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
21/70 = 21 × 3/70 × 3 = 63/210 - Add the two like fractions:
2625/210 + 63/210 = 2625 + 63/210 = 2688/210 - 2688/210 simplified gives 64/5
- So, 75/6 + 21/70 = 64/5
In mixed form: 124/5
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