Add 70/6 and 21/45, Solve 11 4/6 + 21/45 as a fraction

Add 70/6 and 21/45

1^st number: 11 4/6, 2^nd number: 21/45

70/6 + 21/45 is 182/15.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 45 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 6 × 15 = 90,
70/6 = 70 × 15/6 × 15 = 1050/90
Likewise, for the 2nd fraction, since 45 × 2 = 90,
21/45 = 21 × 2/45 × 2 = 42/90
Add the two like fractions:
1050/90 + 42/90 = 1050 + 42/90 = 1092/90
1092/90 simplified gives 182/15
So, 70/6 + 21/45 = 182/15
In mixed form: 122/15

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