Add 42/40 and 63/7, Solve 1 2/40 + 9 0/7 as a fraction

Add 42/40 and 63/7

1^st number: 1 2/40, 2^nd number: 9 0/7

42/40 + 63/7 is 201/20.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 7 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 40 × 7 = 280,
42/40 = 42 × 7/40 × 7 = 294/280
Likewise, for the 2nd fraction, since 7 × 40 = 280,
63/7 = 63 × 40/7 × 40 = 2520/280
Add the two like fractions:
294/280 + 2520/280 = 294 + 2520/280 = 2814/280
2814/280 simplified gives 201/20
So, 42/40 + 63/7 = 201/20
In mixed form: 101/20

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