homework_remembering_te_grade_4-1zwawpi

4-3
Name
Date
Use the Algebraic Notation Method to solve the problem.
Complete the steps.
1. 5 ⋅ 68 340
5
68 =
60
+
8
5 ⋅ 68 = 5 ⋅ ( 60 + 8 )
= 300 + 40
= 340
Solve. Use the Place Value Sections and the Expanded
Notation Methods for division.
8 ⎤
2. 7 0 + 8 = 78
3 234 3 ⟌ _ 70 78
2 ⎤
⎦ 3. 5 0 + 2 = 52
234 9 ⟌ _ ⎦
50 52
24
9 468 18
468
- 210
- 450
- 210 - 24
- 450 - 18
24
18
24 0
- 24
18 0
- 18
0
0
Write = or ≠ to make each statement true.
4. 40 + 40 ●
≠ 90
5. 12 - 4 ●
≠ 12 + 4
6. 4 + 7 ●
= 4 + 2 + 5
7. 26 ●
= 30 - 4
8. 8 + 10 + 2 ●
= 20
10. Stretch Your Thinking Write a word problem about
puzzle pieces using the equation 9 × p = 450. Then
solve the equation. Possible answer:
Emma has 9 jigsaw puzzles, each with the same
number of pieces. If she has 450 puzzle pieces in
all, how many pieces are in each puzzle? p = 50.
There are 50 pieces in each puzzle.
9. 85 - 25 ●
≠ 65
© Houghton Mifflin Harcourt Publishing Company
94 UNIT 4 LESSON 3 Situation and Solution Equations for Multiplication and Division