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Base Ten Exchange

What you need:   Dice

                               10 longs, 10 cubes

                                Math masters p. 339

                                Tens and ones mat

1.            Roll the dice and place the number of longs and cubes on mat that the roll matches.

2.            When you get 10 cubes exchange it for 1 long.

3.            Winner gets 10 longs first.