Add 1/18 and 72/70
1st number: 1/18, 2nd number: 1 2/70
1/18 + 72/70 is 683/630.
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,
1/18 = 1 × 35/18 × 35 = 35/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
72/70 = 72 × 9/70 × 9 = 648/630 - Add the two like fractions:
35/630 + 648/630 = 35 + 648/630 = 683/630 - So, 1/18 + 72/70 = 683/630
In mixed form: 153/630
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