The Case Of The Missing Numbers - Math Worksheet With Answers

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Name
Date
The Case of the Missing Numbers
Detective Digit has just gotten a call from the mayor. In the town of Mathville, numbers are
missing! Detective Digit has asked you to help out with this case. Detective Digit believes
that by using the information given and the rules of addition and subtraction, you can find
the unknown numbers and the number thief.
Find the unknown numbers. After you have found all the numbers, write the matching
letter above each unknown number at the bottom and you will have the name of the
number thief. Good luck.
Number Sentence
Matching Letter
8
0
S
1.
12
5
17
4
E
2.
9
6
9
R
3.
15
10
3
15
A
4.
9
9
M
5.
8
12
8
R
6.
0
11
E
7.
12
7
12
6
R
8.
.
0
6
4
1
7
8
11
12

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