Add 70/18 and 72/70
1st number: 3 16/18, 2nd number: 1 2/70
70/18 + 72/70 is 1549/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
70/18 = 70 × 35/18 × 35 = 2450/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
72/70 = 72 × 9/70 × 9 = 648/630 - Add the two like fractions:
2450/630 + 648/630 = 2450 + 648/630 = 3098/630 - 3098/630 simplified gives 1549/315
- So, 70/18 + 72/70 = 1549/315
In mixed form: 4289/315
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