Addition

Addition

Example

Ones 7 + 6
1-20 + Ones 12 + 4
10s 60 + 70
Double + 10s 78 + 20
Double Doubles 45 + 63
Double 10s 550 + 190
Hundreds 400 + 800
Triples + Hundreds 457 + 400
Triples + Double 10s 518 + 520
Triple Triples 654 + 168

Ready?

GO!

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By Kris LeBlanc (Lara & Nikolas' Papa)