Add 4/90 and 50/42
1st number: 4/90, 2nd number: 1 8/42
4/90 + 50/42 is 389/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 42 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
4/90 = 4 × 7/90 × 7 = 28/630 - Likewise, for the 2nd fraction, since 42 × 15 = 630,
50/42 = 50 × 15/42 × 15 = 750/630 - Add the two like fractions:
28/630 + 750/630 = 28 + 750/630 = 778/630 - 778/630 simplified gives 389/315
- So, 4/90 + 50/42 = 389/315
In mixed form: 174/315
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