Add 20/7 and 70/16
1st number: 2 6/7, 2nd number: 4 6/16
20/7 + 70/16 is 405/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 16 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 7 × 16 = 112,
20/7 = 20 × 16/7 × 16 = 320/112 - Likewise, for the 2nd fraction, since 16 × 7 = 112,
70/16 = 70 × 7/16 × 7 = 490/112 - Add the two like fractions:
320/112 + 490/112 = 320 + 490/112 = 810/112 - 810/112 simplified gives 405/56
- So, 20/7 + 70/16 = 405/56
In mixed form: 713/56
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