Facilitator’s Guide G04 ~ Mathematics
Unit
1
Comparing whole numbers Use different sized physical objects to explain the concept of number comparison. You may also use place value – for example, 10 and 100 – to explain number comparison. Additional resources: •
100 charts
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visit goo.gl/tVXMwP to find additional exercises and activities
• •
physical objects flash cards
When we compare numbers, we study the numbers to determine what is asked.
When you compare numbers, you must look at the value of the digits. Compare the following numbers: Circle the greatest number.
932 923 933
You already know how to compare numbers because you can order numbers. You also compare numbers when you complete sequences on number charts or number lines.
Example: Which whole numbers do the letters A and B represent?
25
A
29
31
B
Answer: A = 27 | B = 33 Example: Fill in the missing numbers on the number chart. Answer:
29
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