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Step-by-step practice Maths textbook

Chapter 6: Taking away within 20

  • Strand Subtraction
  • Level Level 2
  • Practice 105 questions with step-by-step solutions

Step-by-step practice: maths (Level 2). Small steps, repeated until fluent. Content: Subtract a 1-digit number from a number up to 20 by counting back, Find the difference between two numbers up to 20 by counting up, Use a bond to 10 to subtract, going through 10, Subtract a multiple of 10 from a 2-digit number up to 20, Use addition to check a subtraction, and find a missing number in a subtraction.

Open Level 2 chapter

By the end of this chapter you will be able to

  • Count back to subtract
  • Count up to find the difference
  • Use bonds to 10 to take away
  • Take away 10 from a number up to 20
  • Check with addition and find missing numbers

You should already know

  • Adding within 20 (Chapter 5)
  • Number bonds to 20 (Chapter 4)

Where this leads

  • Adding and subtracting within 100 (Chapter 7)
  • Money (Chapter 8)

Lessons in this chapter

  1. 6.1 Counting back to take away
  2. 6.2 Finding the difference by counting up
  3. 6.3 Taking away with bonds to 10
  4. 6.4 Taking away 10 from a number up to 20
  5. 6.5 Missing numbers and checking
  6. Summary and key words
  7. Check-up and practice test questions

Read the whole chapter on one page (good for printing).