Add 80/36 and 54/70, Solve 2 8/36 + 54/70 as a fraction

Add 80/36 and 54/70

1^st number: 2 8/36, 2^nd number: 54/70

80/36 + 54/70 is 943/315.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 36 × 35 = 1260,
80/36 = 80 × 35/36 × 35 = 2800/1260
Likewise, for the 2nd fraction, since 70 × 18 = 1260,
54/70 = 54 × 18/70 × 18 = 972/1260
Add the two like fractions:
2800/1260 + 972/1260 = 2800 + 972/1260 = 3772/1260
3772/1260 simplified gives 943/315
So, 80/36 + 54/70 = 943/315
In mixed form: 2313/315

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