• Covid Recovery

Addition and subtraction of two-digit numbers (2)

Unit 8 – 3 weeks

The PowerPoint file contains slides you can use in the classroom to support each of the learning outcomes for this unit, listed below.

The slides are comprehensively linked to associated pedagogical guidance in theĀ NCETM Primary Mastery Professional Development materials. There are also links to the ready-to-progress criteria detailed in theĀ DfE Primary Mathematics Guidance 2020.

Learning outcomes

1 Pupils explain strategies used to add
2 Pupils add a two-digit number to a two-digit number
3 Pupils add a two-digit number to a two-digit number when not crossing ten (i)
4 Pupils add a two-digit number to a two-digit number when not crossing ten (ii)
5 Pupils add a two-digit number to a two-digit number when crossing ten
6 Pupils explain strategies used to subtract
7 Pupils subtract a two-digit number from a two-digit number
8 Pupils partition the subtrahend to help with subtraction
9 Pupils subtract a two-digit number from a two-digit number when not crossing ten (i)
10 Pupils subtract a two-digit number from a two-digit number when not crossing ten (ii)
11 Pupils subtract a two-digit number from a two-digit number when crossing ten
12 Pupils subtract efficiently using knowledge of two-digit numbers

Phase

  • Primary
  • KS1
  • Year 2
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