Lesson 3

Tangram Puzzles

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X

TIMS Bit

Use this DPP item to practice multiplication and division facts for the 9s using related facts.

Answers for B are all possible responses.

    1. 54
    2. 54 ÷ 6 = 9 or 54 ÷ 9 = 6
    1. 36
    2. 36 ÷ 4 = 9 or 36 ÷ 9 = 4
    1. 81
    2. 81 ÷ 9 = 9
    1. 63
    2. 63 ÷ 7 = 9 or 63 ÷ 9 = 7
    1. 18
    2. 18 ÷ 2 = 9 or 18 ÷ 9 = 2
    1. 9
    2. 3 × 9 = 27 or 9 × 3 = 27
    1. 5
    2. 5 × 9 = 45 or 9 × 5 = 45
    1. 9
    2. 10 × 9 = 90 or 9 × 10 = 90
    1. 8
    2. 8 × 9 = 72 or 9 × 8 = 72

I. Fact Families: 9s

Write a related division fact for each multiplication fact.

    1. 9 × 6 = _____
    2. _____ ÷ _____ = _____
    1. 4 × 9 = _____
    2. _____ ÷ _____ = _____
    1. 9 × 9 = _____
    2. _____ ÷ _____ = _____
    1. 7 × 9 = _____
    2. _____ ÷ _____ = _____
    1. 9 × 2 = _____
    2. _____ ÷ _____ = _____

Write a related multiplication fact for each division fact.

    1. 27 ÷ 3 = _____
    2. B. _____ × _____ = _____
    1. 45 ÷ 9 =
    2. B. _____ × _____ = _____
    1. 90 ÷ 10 = _____
    2. B. _____ × _____ = _____
    1. 72 ÷ 9 = _____
    2. B. _____ × _____ = _____