Lesson 4

Exponents and Large Numbers

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X

TIMS Bit

DPP item O can be used to provide practice with the multiplication and division facts for 2s and 3s.

  1. 30; 30 ÷ 3 = 10;
    30 ÷ 10 = 3;
    10 × 3 = 30
  2. 21; 21 ÷ 7 = 3;
    21 ÷ 3 = 7;
    7 × 3 = 21
  3. 4; 4 ÷ 2 = 2
  4. 2; 2 × 6 = 12;
    12 ÷ 2 = 6;
    6 × 2 = 12
  5. 3 × 3 = 9;
    9 ÷ 3 = 3

O. Even More Fact Families for × and ÷

Complete the number sentences for the related facts.

  1. 3 × 10 =

    ÷ 3 =

    ÷ 10 =

    × 3 =
  2. 3 × 7 =

    ÷ 7 =

    ÷ 3 =

    7 × =
  3. 2 × 2 =

    ÷ 2 =
  4. 12 ÷ 6 =

    × 6 =

    12 ÷ =

    × 2 =
  5. 3 × = 9

    9 ÷ =