Add 1/70 and 98/90
1st number: 1/70, 2nd number: 1 8/90
1/70 + 98/90 is 139/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
1/70 = 1 × 9/70 × 9 = 9/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
98/90 = 98 × 7/90 × 7 = 686/630 - Add the two like fractions:
9/630 + 686/630 = 9 + 686/630 = 695/630 - 695/630 simplified gives 139/126
- So, 1/70 + 98/90 = 139/126
In mixed form: 113/126
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