Equivalent Operation Puzzles, Addition and Subtraction

Item No. 211297
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Develops skills in mental math, decomposing numbers, algebraic thinking, and word problems. Each of these self-checking puzzles has 7 pieces; 1 hexagon piece displaying a number from 1-20 and 6 trapezoid pieces that display equivalent addition and subtraction problems. The set includes 20
Price
$15.50
excl. tax
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Description
Develops skills in mental math, decomposing numbers, algebraic thinking, and word problems. Each of these self-checking puzzles has 7 pieces; 1 hexagon piece displaying a number from 1-20 and 6 trapezoid pieces that display equivalent addition and subtraction problems. The set includes 20 puzzles, plus a self-check container that students flip over for added fun! 140 pieces total, plus and additional 40 interchangeable pieces in French.
Specifications
Ages 5+
Grades K+
Brand SI Manufacturing
Warranty 1-year warranty
Ship Category Standard
ID# 14633
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