Add 81/70 and 9/16, Solve 1 11/70 + 9/16 as a fraction

Add 81/70 and 9/16

1^st number: 1 11/70, 2^nd number: 9/16

81/70 + 9/16 is 963/560.

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,
81/70 = 81 × 8/70 × 8 = 648/560
Likewise, for the 2nd fraction, since 16 × 35 = 560,
9/16 = 9 × 35/16 × 35 = 315/560
Add the two like fractions:
648/560 + 315/560 = 648 + 315/560 = 963/560
So, 81/70 + 9/16 = 963/560
In mixed form: 1403/560

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