Add 98/42 and 21/45, Solve 2 14/42 + 21/45 as a fraction

Add 98/42 and 21/45

1^st number: 2 14/42, 2^nd number: 21/45

98/42 + 21/45 is 14/5.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 42 × 15 = 630,
98/42 = 98 × 15/42 × 15 = 1470/630
Likewise, for the 2nd fraction, since 45 × 14 = 630,
21/45 = 21 × 14/45 × 14 = 294/630
Add the two like fractions:
1470/630 + 294/630 = 1470 + 294/630 = 1764/630
1764/630 simplified gives 14/5
So, 98/42 + 21/45 = 14/5
In mixed form: 24/5

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