Search Results For “doubling and halving to 20”

A reminder that subtraction is the inverse of addition, and how this can be useful when working out mental calculations.

More adding and taking away 19, 29 etc. Easy if you know how!

Revision of multiplying by 10, 100 and 1 000. Remember, it?s move one place to the left to multiply by 10.

Word problems, using the skills learnt for multiplying by 10, 100 and 1,000.

Identifying 3D shapes including hexagonal prisms and tetrahedrons: quite difficult words for many children.

Edges, faces, vertices of prisms, nets of cuboids and making 3D shapes are just some of the activities in this set of worksheets.

Co-ordinates, columns, rows and diagonals are all here. Remember to use the brackets and a comma when writing down a pair of co-ordinates.

Choosing suitable units, estimating and measuring as accurately as possible.

Number patterns, remainders, number machines and much more in this mixed selection of problems.

Making rules for sequences is an early step towards understanding algebra, and an important part of Year 5 maths. More 'How would you...?' type questions as well.

Decide which operation is needed (add, subtract, multiply, divide) and whether a calculator, or pencil and paper are needed, or whether it can be done, 'in your head'.

Here we have some word problems which can all be solved by multiplying or dividing by 10 or 100.