Introduction to Numbers
Grade 3 Mathematics
Name: ____________________________​
Date: _____________________________
What Are Numbers?
Numbers help us count, measure, compare, and solve problems. In Grade 3, we work with
numbers up to 1,000.
Place Value
Every digit has a value depending on its place.
Hundreds
Ten
s
One
s
4
5
7
The number is 457.
●​ 4 hundreds = 400
●​ 5 tens = 50
●​ 7 ones = 7
Reading and Writing Numbers
Write the number in words.
1.​ 234 = ____________________________
2.​ 518 = ____________________________
3.​ 906 = ____________________________
Write the numeral.
1.​ Three hundred forty-two = __________
2.​ Six hundred nineteen = __________
3.​ Eight hundred five = __________
Expanded Form
Example:
326 = 300 + 20 + 6
Write each number in expanded form.
1.​ 451 = __________________________
2.​ 708 = __________________________
3.​ 692 = __________________________
Comparing Numbers
Use <, >, or =.
1.​ 345 ___ 354
2.​ 620 ___ 620
3.​ 899 ___ 901
4.​ 478 ___ 469
Ordering Numbers
Write the numbers from smallest to largest.
1.​ 512, 215, 152
2.​ 900, 890, 908
Number Patterns
Fill in the missing numbers.
1.​ 120, 130, _____, _____, 160
2.​ 450, 460, _____, 480, _____
3.​ 700, _____, 720, _____, 740
Even or Odd?
Write Even or Odd.
Number
Even or Odd
248
__________
513
__________
900
__________
177
__________
Word Problems
1.
Emma collected 356 stickers. She found 42 more.
How many stickers does she have now?
Answer: __________________________
2.
There are 685 books in a library. 120 books are checked out.
How many books are left?
Answer: __________________________
Challenge
Write the largest 3-digit number you can make using the digits:
2, 8, 5
Answer: ________________________
Write the smallest 3-digit number using the same digits.
Answer: ________________________