Add 45/42 and 9/10, Solve 1 3/42 + 9/10 as a fraction

Add 45/42 and 9/10

1^st number: 1 3/42, 2^nd number: 9/10

45/42 + 9/10 is 69/35.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
45/42 = 45 × 5/42 × 5 = 225/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
9/10 = 9 × 21/10 × 21 = 189/210
Add the two like fractions:
225/210 + 189/210 = 225 + 189/210 = 414/210
414/210 simplified gives 69/35
So, 45/42 + 9/10 = 69/35
In mixed form: 134/35

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