Add 80/72 and 27/70, Solve 1 8/72 + 27/70 as a fraction

Add 80/72 and 27/70

1^st number: 1 8/72, 2^nd number: 27/70

80/72 + 27/70 is 943/630.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 70 is 2520

Next, find the equivalent fraction of both fractional numbers with denominator 2520
For the 1st fraction, since 72 × 35 = 2520,
80/72 = 80 × 35/72 × 35 = 2800/2520
Likewise, for the 2nd fraction, since 70 × 36 = 2520,
27/70 = 27 × 36/70 × 36 = 972/2520
Add the two like fractions:
2800/2520 + 972/2520 = 2800 + 972/2520 = 3772/2520
3772/2520 simplified gives 943/630
So, 80/72 + 27/70 = 943/630
In mixed form: 1313/630

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