Search Results For “revise 2, 5 and 10”

Not so much the correct answer needed; more choosing the method and an explanation of how to solve the problem.

Questions all on the theme of measurement, including length, capacity and weight.

Find examples to back up general statements about numbers, shape etc.

Mini investigations involving amounts of time, large numbers and, not forgetting, blades of grass!

Using only the multiplication or division calculator keys change one decimal fraction to another.

Rounding decimals to the nearest whole one, including rounding to kilograms and kilometres.

Rounding decimals to the nearest tenth, including rounding metres and kilometres.

More on converting fractions and mixed numbers to decimals.

Interpreting pie charts.

Finding percentages of numbers and money. Word problems using percentages.

Adding two 3-digit numbers mentally. Often it is best to start with the hundreds, then the tens and finally the units; this is the opposite order than when using written methods.

These are about as hard as you will get for mental arithmetic. Many children (and adults) will find them very tricky!