Name
Use a Hundred Number Board, markers, and a pencil.
Record your work.
A. This mystery number is not an odd number.
It is not a multiple of 10.
It is not a palindrome.
It is not a multiple of 3.
It is a two-digit number.
It does not have an 8 as one of its digits.
It is a square number.
The sum of its digits is 10.
a 4
The mystery number is
B. This mystery number is not a multiple of 5.
It does not have a 7 as one of its digits.
It is not a multiple of 6.
It is not a square number.
It is not a multiple of 8.
The sum of its digits is more than 10.
It is a palindrome.
The mystery number is
C. Make a list of some other clues that could have been given for mystery
numbers A and B.
Mystery Number A
Mystery Number B
Math Discoveries About Patterns & Functions, Grades 5.6
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Name
Use a Hundred Number Board, markers, and a pencil.
Record your work.
A. This mystery number is not a multiple of 4.
It is an odd number.
It is not a multiple of 7.
It is not a multiple of 9.
The sum of its digits is less than 10.
It is not a multiple of 3.
The sum of its digits is 2.
The mystery number is
B. This mystery number is not divisible by 3.
Its tens digit is less than its ones digit.
One of its digits is odd, the other is even.
It is not a multiple of 2.
The sum of its digits is more than 10.
It is a square number.
The mystery number is
C. Pick a mystery number of your own.
Make a list of some clues for the number.
Have a friend try to discover the number.
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O
Math Discoveries About Patterns & Functions, Grades 5-6
Name
Use a Hundred Number Board, markers, and a pencil.
Record your work.
A problem may have more than one answer.
A. This mystery number is odd.
It is not a multiple of 7.
It has one odd digit.
It is less than 40.
It is divisible by 3.
It is a square number.
The mystery number is
B. This mystery number is divisible by 2.
One of its digits is odd, the other is even.
The numeral 5 is not one of its digits.
The difference between its digits is more than 3.
It is not a multiple of 9.
It is less than 50.
The mystery number is
C. Write a problem for the mystery number 66.
Make sure your problem has at least five clues.
Math Discoveries About Patterns & Functions, Grades 5-6
0
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Name
Use a Hundred Number Board, markers, and a pencil.
Record your work.
A problem may have more than one answer.
A. This mystery number has two digits.
It is not a multiple of 9.
The difference between its digits is less than five.
The product of its digits is even.
It is a multiple of 7.
The difference between its digits is 1.
The mystery number is
B. The mystery number has two digits.
The product of its digits is less than 15.
It is an even number.
It is a multiple of 10.
The sum of its digits is 1
The mystery number is
C. Make up your own mystery number problem with more than one answer.
Have a friend try to solve your problem.
© Ideal School Supply Company
0
Math Discoveries About Patterns & Functions, Grades 5-6
Name
Use a Hundred Number Board, markers, and a pencil.
Record your work.
A problem may have more than one answer.
A. Both digits in this mystery number are odd.
The product of its digits is a multiple of 5.
The difference between its digits is 2.
It is a multiple of 5.
It is divisible by 25.
The mystery number is
B. This mystery number is an odd number.
The product of its digits is more than 10.
It is not a multiple of 5.
Its ones digit is less than its tens digit.
One of its digits is even, the other is odd.
The sum of its digits is less than 10.
The mystery number is
C. Make up a mystery number problem.
Try to use the fewest number of clues possible.
Math Discoveries About Patterns & Functions, Grades 5-6
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© Ideal School Supply Company