Students can derive number bonds to 100 using the 35 double-sided mountains (6.8cmH) by either: deriving the missing number using the sum at the top as a clue, then checking the answer on the reverse, or using the answer side to write as many related number sentences as possible using the three different numbers. 6yrs+.
Number Mountains Addition and Subtraction to 100
SKU:
SMANS43
Number Mountains Addition and Subtraction to 100
SKU:
SMANS43
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Number Mountains Addition and Subtraction to 100
