Search Results For “doubling and halving to 20”

This is where we make real headway with learning the 2x, 5x and 10x tables. Make sure they are recited as a whole and not just saying the answers (which is just counting up).

Finding halves and introducing thirds of shapes, amounts and numbers.

Here we have activities on measuring with kilograms and litres. They are nicely linked as one litre of water weighs one kilogram and it would fit exactly into a 10x10x10 cm cube.

Estimate and measure how far it is round things, collect labels with metric units on and make sensible decisions about measurements.

Collect data using a tally chart and present it in a frequency table. Carry out a survey and present the results.

Investigating odd and even numbers and what happens when you add them together.

Place value and partitioning as well as writing larger numbers in words and figures. Many children find working with larger numbers very difficult, even with the help of a calculator.

A mixed bag of addition and subtraction: good for seeing whether children can use their skills to add and subtract quickly ?in their heads?.

Can you say which of these are true and which are false? A quick test of the relationship between addition and subtraction and what effect zero has.

Multiples and factors: what they are and how to recognise them.

Quick revision of multiplying by 10 and 100, including 5-digit answers.

Using grams, kilograms, millilitres and litres to measure mass and capacity. Also worksheets on converting units and finding half or a quarter of units.