Add 15/6 and 21/70
1st number: 2 3/6, 2nd number: 21/70
156 + 2170 is 145.
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,
156 = 15 × 356 × 35 = 525210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
2170 = 21 × 370 × 3 = 63210 - Add the two like fractions:
525210 + 63210 = 525 + 63210 = 588210 - 588/210 simplified gives 145
- So, 15/6 + 21/70 = 14/5
In mixed form: 245
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