Solutions by everydaycalculation.com

3290 + 970 is 61126.

- Find the least common denominator or LCM of the two denominators:

LCM of 90 and 70 is**630**

Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,

3290 = 32 × 790 × 7 = 224630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,

970 = 9 × 970 × 9 = 81630 - Add the two like fractions:

224630 + 81630 = 224 + 81630 = 305630 - 305/630 simplified gives 61126
- So, 32/90 + 9/70 = 61/126

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