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Explore Double Digit, Digit Addition and more!

12 Useful Math Hacks That They Didn't Teach You In School WHERE HAS THIS BEEN ALL MY LIFE! Diply, will you be my maths teacher?

How To: Hate Math? These Mental Tricks Will Have You Multiplying Faster Than Einstein Ever Could!

Double Digit Domino Addition and Subtraction

Column addition. FREE Domino Double Digit Addition and Subtraction Printable | This Reading Mama

First Grade Math Unit 13 for 2 Digit Addition and Subtraction

Use base 10 blocks and place value to help understand adding 2 digit numbers and lots of other great addition and subtraction strategies

Double digit multiplication bingo General Outcome: Number Sense 5. Demonstrate, with and without concrete materials, an understanding of multiplication (2-digit by 2-digit) to solve problems. [C, CN, PS, V]

This site has great math projects. This can be done with nails in a board and colored yarn. Makes a great pricture too.