Target Skills

I can add and subtract numbers mentally

I can add and subtract numbers with up to three digits.

I can estimate the answer to a calculation and use inverse operations to check answers

I can solve problems, including missing number problems, using number facts, place value, and more complex addition and subtraction.

Web Links

https://www.youtube.com/watch?v=yZOuTQeU0_w

http://mathszone.co.uk/number-facts/mixed-or-choosable-number-bonds/

http://www.ictgames.com/flight_for_fuel.html

http://www.crickweb.co.uk/ks1numeracy.html#digitmenu

https://uk.ixl.com/math/year-3/add-multiples-of-100

https://uk.ixl.com/math/year-3/addition-input-output-tables-up-to-three-digits

https://uk.ixl.com/math/year-3/balance-addition-equations-up-to-three-digits

https://uk.ixl.com/math/year-3/subtraction-input-output-tables-up-to-three-digits

https://uk.ixl.com/math/year-3/write-the-subtraction-sentence-up-to-three-digits

Resources

y3 add 20-or-more

Y3 add Making-12

Y3 add subtract-Cross-over

Y3 Add-9