N1C6TNp7

 

Answer to Problem 7:

418  

 

DEFINITION:
decomposing and composing numbers—flexibly using or knowing numbers through creating and breaking numbers apart to form equivalent representations. For example, 36 as 32 + 4, 20 + 16, 40 – 4, 12 ´ 3, 72 / 2, etc.[1]


 

[1] National Council of Teachers of Mathematics. (2000). Principles and standards for school mathematics (p. 149). Reston, VA: Author.