Lesson 2

Sifting for Primes

Est. Class Sessions: 1–2

Daily Practice and Problems

Teacher Notes
X

TIMS Bit

  1. .25, 2.05, 2.5, 25/6
  2. .3, 3, 31/5, 31/4, 3.5
  3. 2.1, 21, 21.01, 21.5, 210.1, 2101

E. Order Decimals

Put the following sets of numbers in order from smallest to largest.

  1. 25/6, 2.05, 2.5, .25
  2. 3.5, 31/4, 31/5, 3, .3
  3. 21, 2.1, 210.1, 2101, 21.5, 21.01