Compare Numbers

1. Compare Numbers 3rd Grade Math Mrs. Childers

2. Compare • When you compare things you describe whether two numbers are equal to, less than, or greater than each other. • Example: • 8,567 = 8,567

3. Equal Numbers • Numbers that are the same are EQUAL. • We use the symbol, =, to show that two numbers are EQUAL. • Ex: 45 = 45

4. Less Than & Greater Than • To show that numbers are less than or greater than each other we use the symbols: • Less than ‹ greater than › When to use the less than symbol? When the lesser number is written first. When to use the greater than symbol? When the greater number is written first.

5. Think of an Alligator! The alligator eats the biggest number. 476 _____ 126 298______ 987

6. Comparing numbers Which number is greater? Which number is less? How do you know?

7. Use ›, ‹, ⁼ to compare numbers. • 48 ___ 84 72 ___ 72 • 245 ____ 425 2,450 ___3,450 • 3,870 ____ 3,870 256 ___ 266 • 12,987 ____12,988 101 ____110

8. More practice…. 459 145 1,736 837 61 98 Which numbers are less than 287? Which numbers are great than 500? List all the numbers that are greater than 345, but less than 1,000.

9. More Practice…. Use ‹,›,⁼ • Think about it! Which Place – Value position lets you know that a number is greater than or less than the other? • 5,609 _____ 5,690 45,657 ____45,657 • 217 ____ 532 5,690 ____ 6,590 • 28,675 ____ 28,655 786 ___ 787