Year 3-5 Open-ended Mathematics Activities

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Year 3-5 Open-ended Mathematics Activities

• Patterns Algebra

2
Patterns

• Which number in this group does not belong? Why?
• 15 2 8 13 16

Open-ended Maths Activities by Peter Sullivan
Pat Lilburn
3
Patterns

• I doubled a number and kept doubling so that the
  original number was doubled four times.
• What might the answer be?

Open-ended Maths Activities by Peter Sullivan
Pat Lilburn
4
Patterns

• My dog is half as old as me.
• How old might I be and how old is the dog?

Open-ended Maths Activities by Peter Sullivan
Pat Lilburn
5
Patterns

• Record a number sequence of at least eight
  numbers where each new number is five more than
  the previous number.

Teaching and Assessing Maths through Open-ended
Activities by Pat Lilburn Irene Sawczak
6
Algebra

• I am thinking of a number so that when I take a
  quarter of it and subtract 7 the answer is an odd
  number between 0 and 20.
• What number might I be thinking of?

Teaching and Assessing Maths through Open-ended
Activities by Pat Lilburn Irene Sawczak
7
Algebra

• Make this number sentence true in as many ways as
  you can-
• ____ x ____ ____ x ____

Teaching and Assessing Maths through Open-ended
Activities by Pat Lilburn Irene Sawczak
8
Patterns

• Ben grouped the following numbers together
• 21, 15, 45, 24, 6 and 30
• What other numbers might belong in Bens group?
  Why?

Teaching and Assessing Maths through Open-ended
Activities by Pat Lilburn Irene Sawczak