Subtraction Wrap-Up
$9.99
Availability:
In stock
SKU
K102
Subtraction Wrap-ups come with 10 keys and a string--all connected so nothing is ever lost! They cover facts from 1-1 to 22-10 and everything in between. Wrap the string from the problem on the left to the answer on the right. Simply turn it over to see if you got it right!
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