Add 42/7 and 48/90
1st number: 6 0/7, 2nd number: 48/90
42/7 + 48/90 is 98/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 7 × 90 = 630,
42/7 = 42 × 90/7 × 90 = 3780/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
48/90 = 48 × 7/90 × 7 = 336/630 - Add the two like fractions:
3780/630 + 336/630 = 3780 + 336/630 = 4116/630 - 4116/630 simplified gives 98/15
- So, 42/7 + 48/90 = 98/15
In mixed form: 68/15
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