62) Near Double

Doubling and Halving to 20: Strategy Concept

62.1 Near Double Strategy Concept

Activity Support Materials

core answer. Place Blocks and calculations in red on activity board

harder answers. Place Blocks and calculations in red on activity board 


Develop the strategy of near double addition, adding one more than double 6, 7, 8, 9.

Prior knowledge of double bonds 6, 7, 8, 9 and the commutative property of addition is needed.


  • double bond
  • near double
  • one more
  • addition as “add”
  • equals

Core Activity Support Materials

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A little easier

Part-Part-Whole representation

Use Bond Blocks organised with part-part-whole to calculate the double, plus one more. For example,

A little harder

Activity 62 near double one less

Develop the near double strategy of subtracting one from double 6, 7, 8, 9. 

Complete Activity 62 Doubling and Halving to 20: Near Double Strategy Concept a little harder.

62.2 Near Double Strategy Concept A Little Harder

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In the next activity students develop fluency with near double bonds of 6, 7, 8 and 9. This is an abstract activity using numbers only, it builds on the current representational activity that uses Bond Blocks. Go to

Activity 63

Doubling and Halving to 20: Near Double, Strategy Fluency