learnbits.app· Grammar

Addition & subtraction

Year 1 – 438 steps · 621 exercises · 32 explanation pages

Practise this line

The route, step by step

From the first step to the last. Each step has its explanation, and Practise starts that step straight away.

  1. Year 1

    1. Bonds to ten9 exercisesExplanationPractise
    2. Partitioning to ten11 exercisesExplanationPractise
    3. Number bonds to 109 exercisesExplanationPractise
    4. Number bonds and teen numbers15 exercisesExplanationPractise
    5. Partitioning to twenty18 exercisesExplanationPractise
    6. Counting back to ten9 exercisesExplanationPractise
    7. Addition within ten12 exercisesExplanationPractise
    8. Counting frame to 1010 exercisesExplanationPractise
    9. Counting frame to 2015 exercisesExplanationPractise
    10. Dots in groups52 exercisesExplanationPractise
    11. Bus problems: getting on16 exercisesExplanationPractise
    12. Bus problems: getting off16 exercisesExplanationPractise
    13. Subtraction within ten12 exercisesExplanationPractise
    14. Vanishing sums and almost-vanishing16 exercisesExplanationPractise
    15. Doubles and halves24 exercisesExplanationPractise
    16. Addition within twenty12 exercisesExplanationPractise
    17. Adding in a clever order60 exercisesExplanationPractise
    18. Subtraction within twenty12 exercisesExplanationPractise

  2. Year 2

    1. Addition bridging ten12 exercisesExplanationPractise
    2. Subtraction bridging ten12 exercisesExplanationPractise
    3. Jumps of ten and one20 exercisesExplanationPractise
    4. Addition within a hundred12 exercisesExplanationPractise
    5. Subtraction within a hundred12 exercisesExplanationPractise
    6. Bonding to the next ten16 exercisesExplanationPractise
    7. Completing to one hundred10 exercisesExplanationPractise
    8. Addition bridging tens12 exercisesExplanationPractise
    9. Subtraction bridging tens12 exercisesExplanationPractise

  3. Year 3

    1. Addition with tens and ones12 exercisesExplanationPractise
    2. Quick methods with 9, 19, 2913 exercisesExplanationPractise
    3. Subtraction with tens and ones12 exercisesExplanationPractise
    4. Addition to a thousand12 exercisesExplanationPractise
    5. Subtraction to a thousand12 exercisesExplanationPractise
    6. Completing to one thousand8 exercisesExplanationPractise
    7. Calculating with 25 and 5010 exercisesExplanationPractise
    8. Difference: counting on12 exercisesExplanationPractise

  4. Year 4

    1. Addition with large numbers12 exercisesExplanationPractise
    2. Subtraction with large numbers12 exercisesExplanationPractise
    3. Choosing a handy method60 exercisesExplanationPractise