Add 70/16 and 20/9
1st number: 4 6/16, 2nd number: 2 2/9
70/16 + 20/9 is 475/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
70/16 = 70 × 9/16 × 9 = 630/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
20/9 = 20 × 16/9 × 16 = 320/144 - Add the two like fractions:
630/144 + 320/144 = 630 + 320/144 = 950/144 - 950/144 simplified gives 475/72
- So, 70/16 + 20/9 = 475/72
In mixed form: 643/72
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