Add 75/70 and 81/16
1st number: 1 5/70, 2nd number: 5 1/16
75/70 + 81/16 is 687/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
75/70 = 75 × 8/70 × 8 = 600/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
81/16 = 81 × 35/16 × 35 = 2835/560 - Add the two like fractions:
600/560 + 2835/560 = 600 + 2835/560 = 3435/560 - 3435/560 simplified gives 687/112
- So, 75/70 + 81/16 = 687/112
In mixed form: 615/112
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