Number Quest Homework
NUMBER QUEST
4th Grade Math • Weekly Place Value Review
TEKS 4.2A - 4.2D • Page 1 of 2
Name:
Date:
XP Earned:
MONDAY QUEST: Place Value Relationships (TEKS 4.2A)
Reward: 10 XP
Challenge 1
In the number 44,444, how does the value of the 4 in the thousands place compare to the value of the 4 in the hundreds place?
Answer & Thinking Space (Show Your Work)
Challenge 2
Compare the value of the 5 in 85,320 to the value of the 5 in 9,514. State the mathematical relationship.
Answer & Thinking Space (Show Your Work)
TUESDAY QUEST: Expanded Notation (TEKS 4.2B)
Reward: 10 XP
Challenge 3
Write the number 403,052,008 in expanded notation using multiplication (e.g., \((4 \times 100,000,000) + \dots\)).
Answer & Thinking Space (Show Your Work)
Challenge 4
Represent the following expanded notation expression as a standard whole number numeral:
\((7 \times 10,000,000) + (5 \times 1,000,000) + (2 \times 100,000) + (9 \times 100) + (4 \times 1)\)
Answer & Thinking Space (Show Your Work)
Quest Rank: Apprentice Mathematician Go to Page 2 for Wednesday & Thursday Page 1 of 2
NUMBER QUEST
Part II • Wednesday & Thursday Quests
TEKS 4.2A - 4.2D • Page 2 of 2
Student Name:
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WEDNESDAY QUEST: Compare & Order (TEKS 4.2C)
Reward: 10 XP
Challenge 5
Compare the numbers below using >, <, or =: 608,450,210 _____ 608,540,199
Answer & Thinking Space (Show Your Work)
Challenge 6
Order the following numbers from greatest to least: 854,093,120 • 854,903,120 • 854,039,120
Answer & Thinking Space (Show Your Work)
THURSDAY QUEST: Rounding Whole Numbers (TEKS 4.2D)
Reward: 10 XP
Challenge 7
Round 473,815 to the nearest ten thousand. Show your thinking on a number line inside the box.
Answer & Thinking Space (Show Your Work)
Challenge 8
A large stadium has a seating capacity of 105,492 people. Round this number to the nearest hundred thousand.
Answer & Thinking Space (Show Your Work)
Quest Rank: Apprentice Mathematician Completing the Adventure! Page 2 of 2
Number Quest Answer Key
ANSWER KEY • PAGE 1
Teacher Facilitation & Grading Guide • Monday & Tuesday
TEKS 4.2A - 4.2B • Page 1 of 2
Grade Level: 4th Grade Math
Concept: Place Value & Expanded Notation
Max Score: 20 XP (Page 1)
MONDAY QUEST: Place Value Relationships (TEKS 4.2A)
Answer Guide
Challenge 1
In the number 44,444, how does the value of the 4 in the thousands place compare to the value of the 4 in the hundreds place?
Correct Answer
★ 10 times the value
Value in thousands place = 4,000.
Value in hundreds place = 400.
4,000 = 10 × 400
Each position to the left is exactly 10 times larger.
Challenge 2
Compare the value of the 5 in 85,320 to the value of the 5 in 9,514. State the mathematical relationship.
Correct Answer
★ 10 times the value
The 5 in 85,320 has a value of 5,000.
The 5 in 9,514 has a value of 500.
5,000 is 10 times the value of 500.
TUESDAY QUEST: Expanded Notation (TEKS 4.2B)
Answer Guide
Challenge 3
Write the number 403,052,008 in expanded notation using multiplication (e.g., \((4 \times 100,000,000) + \dots\)).
Correct Answer
★ Correct Notation:
(4 × 100,000,000) +
(3 × 1,000,000) +
(5 × 10,000) +
(2 × 1,000) +
(8 × 1)
Place values containing 0 are not included in the standard representation.
Challenge 4
Represent the following expanded notation expression as a standard whole number numeral:
\((7 \times 10,000,000) + (5 \times 1,000,000) + (2 \times 100,000) + (9 \times 100) + (4 \times 1)\)
Correct Answer
★ Standard Numeral:
75,200,904
Place Value breakdown: • Millions: 75,000,000 • H-Thousand: 200,000 • Ten-Thousand / Thousand: 0 • Hundreds: 900 • Tens: 0 • Ones: 4
Answer Key Active Verify step-by-step methods Page 1 of 2
ANSWER KEY • PAGE 2
Teacher Facilitation & Grading Guide • Wednesday & Thursday
TEKS 4.2C - 4.2D • Page 2 of 2
Grade Level: 4th Grade Math
Concept: Comparing, Ordering & Rounding
