Add 1/42 and 40/10, Solve 1/42 + 4 0/10 as a fraction

Add 1/42 and 40/10

1^st number: 1/42, 2^nd number: 4 0/10

1/42 + 40/10 is 169/42.

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,
1/42 = 1 × 5/42 × 5 = 5/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
40/10 = 40 × 21/10 × 21 = 840/210
Add the two like fractions:
5/210 + 840/210 = 5 + 840/210 = 845/210
845/210 simplified gives 169/42
So, 1/42 + 40/10 = 169/42
In mixed form: 41/42

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