Year 3-5 Open-ended Mathematics Activities Patterns & Algebra

Patterns Which number in this group does not belong? Why? 15 2 8 13 16 Open-ended Maths Activities by Peter Sullivan & Pat Lilburn

I doubled a number and kept doubling so that the original number was doubled four times. What might the answer be? Patterns Open-ended Maths Activities by Peter Sullivan & Pat Lilburn

My dog is half as old as me. How old might I be and how old is the dog? Patterns Open-ended Maths Activities by Peter Sullivan & Pat Lilburn

Record a number sequence of at least eight numbers where each new number is five more than the previous number. Patterns Teaching and Assessing Maths through Open-ended Activities by Pat Lilburn & Irene Sawczak

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

Make this number sentence true in as many ways as you can- ____ x ____ = ____ x ____ Algebra Teaching and Assessing Maths through Open-ended Activities by Pat Lilburn & Irene Sawczak

Ben grouped the following numbers together : 21, 15, 45, 24, 6 and 30 What other numbers might belong in Ben’s group? Why? Patterns Teaching and Assessing Maths through Open-ended Activities by Pat Lilburn & Irene Sawczak