Lesson 8

Workshop: Multiplication Strategies

Est. Class Sessions: 3

Daily Practice and Problems

Teacher Notes
X

TIMS Bit

Encourage students to share their strategies.

  1. 999
  2. 271
  3. 1495
  4. 125
  5. 57
  6. 300
  1. Possible response: to solve 300 − 29, a student can subtract 30 first, to get 270, and then add 1 back on for an answer of 271.

CC. Subtraction Practice

Solve the following problems using mental math. Use the Subtraction Strategies Menu in the Student Guide Reference section.

  1. 1000 − 1 =
  2. 300 − 29 =
  3. 1505 − 10 =
  4. 150 − 25 =
  5. 90 − 33 =
  6. 460 − 160 =
  1. Show or tell how you solved B.