Round two-digit or three-digit numbers to the nearest 10 or 100 and give estimates for their sums and differences
KS2 Maths Invaders
** New tablet-friendly version added 14th February 2018. Please let me know if you have any problems - firstname.lastname@example.org
Shoot the spaceship with the correct answer and dodge the incoming fire. A fun game to practise a wide range of key mathematical skills.
There are over a hundred carefully differentiated levels linked to objectives from the new maths curriculum. The game can be used to teach: Multiplication, Addition, Reading Numbers, Subtraction, Fractions of Numbers, Roman Numerals, Rounding Numbers, Division, Converting Fractions to Decimals, Converting Fractions to Percentages, Telling the Time in Words, Recognising Multiples, Factors, Prime, Square and Cube Numbers, and Simplifying Fractions. A full list of levels is below. This game is also available as an iOS and Android app.
Use the calculator to answer a question and then round your answer to the nearest 10, 100, whole number or to 1, 2 or 3 decimal places. The correct answer is then shown on a number line. Play against the clock to see how many points you can score.