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The more questions you answer correctly, the more stars you'll unlock!

Each game has 10 questions.

Green box means correct.

Yellow box means incorrect.

Unlock harder levels by getting an average of 80% or higher.

Earn up to 5 stars for each level

The more questions you answer correctly, the more stars you'll unlock!

Each game has 10 questions.

Green box means correct.

Yellow box means incorrect.

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Year 1 - Using number skills

Standard 1.NS.1.3 - Complete the addition sentence by filling in the missing number with sums up to 20.

Included Skills:

Calculate using mental and written methods

• Learners are able to:

- mentally recall Â‘one moreÂ’ of a number within 20

- mentally recall Â‘one lessÂ’ of a number within 20

- use Â‘counting onÂ’ strategies to add two collections, starting with the larger number, e.g. 8 + 5

- add and subtract numbers involving up to 10 objects

- use a range of strategies to mentally solve problems within 10

- solve one-step problems that involve addition and subtraction, including missing number problems, e.g. 7 + Â¨ = 9, using concrete objects and pictorial representations

- use known facts to solve simple problems within 10, e.g. doubling and halving, number bonds

- use known number facts when adding three single digit numbers and realise addition can be done in any order

- understand and use the mathematical symbols for addition, subtraction and equals

- understand and use the different mathematical terms for addition and subtraction, e.g. add, combine, find the difference

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