Solutions by everydaycalculation.com

1^{st} number: 1 16/20, 2^{nd} number: 7/90

3620 + 790 is 16990.

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

LCM of 20 and 90 is**180** - For the 1st fraction, since 20 × 9 = 180,

3620 = 36 × 920 × 9 = 324180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,

790 = 7 × 290 × 2 = 14180 - Add the two fractions:

324180 + 14180 = 324 + 14180 = 338180 - After reducing the fraction, the answer is 16990
- In mixed form: 17990

Related: ^{72}/_{20}+^{7}/_{90} ^{36}/_{20}+^{14}/_{90} ^{36}/_{40}+^{7}/_{90} ^{36}/_{20}+^{21}/_{90} ^{36}/_{60}+^{7}/_{90} ^{36}/_{20}+^{35}/_{90} ^{36}/_{20}+^{49}/_{90}

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