Reteach and Skills Practice Workbook

13–6
Name
Reteach
(continued)
Date
4MR2.2, 4NS1.7
Problem-Solving Investigation
Step 4 Check
Is the solution reasonable.
Reread the problem.
Does your answer make sense?
Did you answer the question?
Use any strategy shown below to solve.
• Guess and check.
• Look for a pattern.
• Solve a simpler problem.
• Use logical reasoning.
• Draw a picture.
Choose the correct answer.
1. A group of 18 students goes to the amusement park. Of these
students, 5__ go on the bumper cars. How many students go on the
6
bumper cars?
2. Amiri has 9 cousins. Of these cousins, 1 __
3
live in the same town as
Amiri. How many of his cousins live someplace else?
3. Angie has $35. She wants to spend three-sevenths of her money
on a new pair of jeans. How much money will she have left over?
4. Marge exercises for 45 minutes twice a day. If she keeps up this
schedule for 15 days, how many minutes will she exercise in all?
5. Neil has some coins. He has 2 times as many pennies than quarters.
He has 4 more nickels than pennies. If he has 4 quarters, how
much money does he have?
6. Sadie wants to spend 15 minutes every day this week practicing her
piano recital piece. Each week until the recital, she wants to double
the amount of time she spends playing each day. How many
minutes will Sadie spend playing during the entire fourth week?
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Grade 4 244 Chapter 13