Add 72/70 and 16/45
1st number: 1 2/70, 2nd number: 16/45
72/70 + 16/45 is 436/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
72/70 = 72 × 9/70 × 9 = 648/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
16/45 = 16 × 14/45 × 14 = 224/630 - Add the two like fractions:
648/630 + 224/630 = 648 + 224/630 = 872/630 - 872/630 simplified gives 436/315
- So, 72/70 + 16/45 = 436/315
In mixed form: 1121/315
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