Lesson 1

Inventing Ways to Divide

Est. Class Sessions: 1

Daily Practice and Problems

Teacher Notes
X

TIMS Task

  1. 54
  2. “I am not prime.” Since the number is a multiple of 2 and 3, the number cannot be prime.
  3. 6

B. Guess My Number

I am a multiple of 2 and 3.
I am less than 63 but greater than 48.
I am not prime.
I am not a multiple of 10.

  1. What number am I?
  2. What clue above is redundant or not needed?
  3. If I am a multiple of 2 and 3, I must be a multiple of what other number?

Challenge: Make up a puzzle like this one that uses these words: factor, multiple, prime, square number. Trade puzzles with a classmate.