Number Power Spiral Worksheet
Grade 4 • Unit 1 Whole Numbers & Operations
Number Power Spiral Review
Name:
Date:
1
Place Value & 10× Relationships
Standard: 4.NBT.A.1
- In 44,820, how does the value of the digit 4 in the ten-thousands place compare to the digit 4 in the thousands place?
Complete the statement:
The 4 in the ten-thousands place has a value of , which is times the value of the 4 in the thousands place.
- Fill in the blanks to make each statement true:
a. 80 tens =
b. 60 thousands = hundreds
c. 10 times as much as 400 is
- Which number has a digit 7 whose value is exactly 10 times the value of the digit 7 in 3,724?
A 71,450
B 17,820
C 2,170
D 7,305
2
Multi-Digit Forms & Comparisons
Standard: 4.NBT.A.2
- Complete the representations of each number:
Standard Form Expanded Form Word Form
400,000 + 30,000 + 500 + 6
608,045
- Compare using >, <, or =:
384,109 384,099
52,800 50,000 + 2,800
719,054 791,045
600,000 60 ten-thousands
- Order populations from least to greatest:
Apex: 128,490 Barton: 124,980 Crest: 128,504
< <
3
Rounding Whole Numbers
Standard: 4.NBT.A.3
- Round 485,367 to each place value:
Nearest hundred:
Nearest thousand:
Nearest ten thousand:
- A concert attendance rounded to the nearest thousand is 65,000.
Least possible actual:
Greatest possible actual:
Grade 4 i-Ready Math • Unit 1 Spiral Practice Page 1 of 2
Grade 4 • Unit 1
Computation & Problem Solving
Name:
4
Multi-Digit Addition & Subtraction Fluency
Standard: 4.NBT.B.4 (Show regrouping)
Problem 9 Add
58,476
Problem 10 Add
439,685
Problem 11 Subtract
84,312
− 37,568
Problem 12 Across Zeros
500,000
− 248,375
5
Multi-Step Applications & Error Analysis
Standards: 4.OA.A.3, 4.NBT.B.4
- Green Valley National Park welcomed 146,820 visitors in June and 182,495 visitors in July. In August, the park had 24,350 fewer visitors than in July.
Part A: How many total visitors came in June and July combined? Show work below:
Answer: visitors
Part B: How many visitors came to the park in August? Show work below:
Answer: visitors
14. Error Analysis: Maya evaluated 70,305 − 28,476 and recorded 52,939 as her answer.
Explain how estimating to the nearest ten thousand proves Maya's answer is unreasonable:
Find the correct difference: Show work below
Correct Difference:
Grade 4 i-Ready Math • Unit 1 Spiral Practice Page 2 of 2
