Practice Workbook SE - East Penn School District
Practice Workbook SE - East Penn School District
Practice Workbook SE - East Penn School District
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Name<br />
LESSON 11.5<br />
Problem Solving Strategy<br />
Solve a Simpler Problem<br />
Break the problem into simpler parts and solve.<br />
1. 40 28 (40 20) (40 8)<br />
<br />
<br />
<br />
A warehouse has many pieces of wood in stock.<br />
It is going to sell 312 bundles of wood with<br />
20 pieces of wood in each bundle. How many<br />
pieces of wood will be sold?<br />
3. Write an expression to help you<br />
solve the problem.<br />
2. 80 49 ( ) <br />
<br />
<br />
( )<br />
<br />
4. Find the total number of pieces<br />
of wood sold.<br />
During a bad storm, Benny is using candles for light.<br />
He has 30 candles and each one burns for about 115<br />
minutes. About how many minutes of light will the<br />
candles give Benny?<br />
5. Write an expression to help you<br />
solve the problem.<br />
6. Find the number of minutes of<br />
light in 30 candles.<br />
© Harcourt<br />
Mixed Review<br />
7. Mr. Rawlins has 57 fifth graders<br />
in his classes. He gives them a<br />
test with 30 questions on it.<br />
How many answers will he<br />
have to read to grade papers?<br />
8. Antoin has $12.50. He wants to<br />
buy 20 pens that cost 80¢ each.<br />
Does he have enough money?<br />
9. (13 2) n 60 10. 12 (3 3) y 11. (42 22) x 31<br />
<strong>Practice</strong><br />
PW63