Add 70/72 and 7/4, Solve 70/72 + 1 3/4 as a fraction

Add 70/72 and 7/4

1^st number: 70/72, 2^nd number: 1 3/4

70/72 + 7/4 is 49/18.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 4 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 72 × 1 = 72,
70/72 = 70 × 1/72 × 1 = 70/72
Likewise, for the 2nd fraction, since 4 × 18 = 72,
7/4 = 7 × 18/4 × 18 = 126/72
Add the two like fractions:
70/72 + 126/72 = 70 + 126/72 = 196/72
196/72 simplified gives 49/18
So, 70/72 + 7/4 = 49/18
In mixed form: 213/18

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