Add 70/2 and 21/72, Solve 35 0/2 + 21/72 as a fraction

Add 70/2 and 21/72

1^st number: 35 0/2, 2^nd number: 21/72

70/2 + 21/72 is 847/24.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 2 × 36 = 72,
70/2 = 70 × 36/2 × 36 = 2520/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72
Add the two like fractions:
2520/72 + 21/72 = 2520 + 21/72 = 2541/72
2541/72 simplified gives 847/24
So, 70/2 + 21/72 = 847/24
In mixed form: 357/24

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