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21- only true legends know

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Keira Korfe

Lvl 2
4y ago

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More answers

You can easily solve simple math problems by counting by 2s then add the remainder. You can often do these in your head or counting out loud. For example:You would count by 2s::: 10, 12, 14, 16, 18 PLUS 1 equals 19.

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Wiki User

10y ago
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The number ten plus the number nine equals the number nineteen.

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Wiki User

10y ago
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So simply, You add a 3 and another making 6. Then you multiply it by 3 and add a 1 That makes 21! (joke)

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Jeremy McB

Lvl 2
2y ago
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9 + 10 = 19
19

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Wiki User

6y ago
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21

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Wiki User

10y ago
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10 + 9 = 19

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Wiki User

9y ago
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21111111111111111111

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Anonymous

4y ago
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21 lol

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Anonymous

4y ago
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