Add 70/16 and 81/28
1st number: 4 6/16, 2nd number: 2 25/28
70/16 + 81/28 is 407/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 28 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
70/16 = 70 × 7/16 × 7 = 490/112 - Likewise, for the 2nd fraction, since 28 × 4 = 112,
81/28 = 81 × 4/28 × 4 = 324/112 - Add the two like fractions:
490/112 + 324/112 = 490 + 324/112 = 814/112 - 814/112 simplified gives 407/56
- So, 70/16 + 81/28 = 407/56
In mixed form: 715/56
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