Number Names - Math Worksheet With Answers Page 2
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1
21–21
Name
Date
Number Names
You can give a number different “names” by writing an expression. Look at the different
ways you can write 16.
4
4
2
2
4
32
4
2
Here are names for 16 that use the numbers 2, 4, and 8.
Way 1: 8
Way 2: 4
4
2
2
8
32
2
8
4
4
2
32
2
2
16
8
16
Solve problems 1–5 using the following rules.
You can use only multiplication and division symbols.
•
You can arrange the numbers in any order.
•
You must use all the numbers given exactly once.
•
Answers may vary.
5
4
5
4
Find another name for 25 using the numbers 4, 4, 5, and 5.
1.
63
9
2
2
Find another name for 28 using the numbers 2, 2, 9, and 63.
2.
2
3
6
Find another name for 36 using the numbers 2, 3, and 6.
3.
36
6
6
2
Find another name for 72 using the numbers 2, 6, 6, and 36.
4.
5
5
2
2
Find another name for 100 using the numbers 2, 2, 5, and 5.
5.
Connect It Does changing the order of numbers in exercise 5
6.
affect the answer? Explain.
Sample response: No, no matter how you rearrange the
numbers, the answer will always be the same.
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