4th Grade Math Study Guide

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4th GradeMathStudy Guide
Name ___________________________________
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Extra notes
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Place Value for 37,210,608.

• Label the place values and house families on the
  chart.
• Write the number in the chart.

,
,

• Write the number in expanded form.
• Write the number in word form.
• Explain the importance of place value.

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Sample Problems
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Ordering Numbers Order from least to
greatest 26,423 and 45,958 and 26,710 and
45,998
,
Ten Thousand Thousand Hundred Tens Ones




Use color and explain the steps to order the
numbers from least to greatest.
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Sample Problems
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(No Transcript)
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Rounding to nearest 10
7,625 rounds to ______ because ___________________
.
What observations can you make about rounding to
the nearest thousands, hundreds, and tens? How
does the rounded number relate to the exact
number?
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Sample Problems
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Operations
What's the operation? How do you know?
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Operations
Label next to sun the action that
matches the model drawing.
Write 2 statements in words to describe the model
drawings
List two number sentences
Whats the operation? Describe how you identified
each action
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Sample Problems
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Estimation
Ms. Davis is keeping track of her car mileage.
She drove 2,132 miles in January, another 1,614
miles in February, and 765 miles in March. Which
of the following is the best estimate of the
number of miles she drove for the three months?
Exact Team
Estimate Team
How do you know your estimate is a reasonable
estimate? Explain.
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Sample Problems
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Multiplication
Austins mother bought 4 cases of soda for a
party. There were 8 cans in each case. How many
cans of soda did Austins mother buy altogether?
A.Mom soda
Describe multiplication. Describe what usually
happens when we multiply. Can you write a number
sentence where this is not true?
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Sample Problems
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Division
Mrs. James counted 42 candies in her package of M
Ms. She wants to share them with herself and
5 students. How many M Ms will each person
get?
M.J. candies
Mrs. James counted 42 candies in her package of M
Ms. She wants to give each student 6 M Ms.
How many students will get M Ms?
M.J. candies
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Sample Problems
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Multiplication vs. Division

• Write a number sentence that matches the picture.

Day Day Day Day Day Day 1
2 3 4 5 ?
?
Cody minutes
4
4
4
4
4
4
Day Day Day Day Day Day 1 2
3 4 5 6
?
Look at the model drawings. What stayed the
same? What changed? How are multiplication and
division different?
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Sample Problems
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Fact Families

• Fill in the Fact family for the numbers below.
• Be sure to label vocabulary factors, product,
  quotient

28

4
?
What is important to remember when writing a fact
family?
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Sample Problems
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Revised Aug. 2010
Multiplication Facts
How can you show 0 x 0
1 x 0

2 x 0
0's

0 x 1
0
x 2
What do you see, what do you notice? (Rule)
How can you show 1 x 1
2 x 1
3
x 1
1's

1 x 2

1 x 3
What stayed the same? What changed? What do
you notice when multiplying by 1? (rule)
How can you show 2 x 2
3 x 2
4
x 2
2's

2 x 3

2 x 4
What do you see, what do you notice?
How can the commutative property (turn around
fact) of multiplication help you?
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Multiplication Facts Continuted
Revised Aug. 2010
3's
What do you see, what do you notice?
5's
What do you see, what do you notice?
10's
What do you see, what do you notice?
11's
What do you see, what do you notice?
9's
1.
List s 0-9
List s 0-9
What do you see, what do you notice?
2.
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Patterns Relationships in a Table
Days in Weeks
30
48
Number of Weeks 1 3 4 7
Number of Days 7 21 28 49
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32
7
25

• Write an expression to find the number of days in
  7 weeks.
• Describe the relationship in the table using
  words.

• Write a number sentence showing the rule for the
  number machine.
• Describe the rule for this number machine using
  words.

Explain what is important to remember when trying
to find a pattern between numbers? How are
relationships in tables similar to fact families?
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Sample Problems