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Addition and subtraction of two 2-digit numbers

Year 2 • Maths
We've put the lessons in order helping you build on what you've learned before so it’s best to start with the first lesson of a unit.

Choose a lesson (15)

1
Use efficient addition strategies to calculate
2
Combine tens and ones within equations
3
Add two-digit numbers without crossing the tens boundary
4
Find the missing addend when adding two-digit numbers
5
Add 2-digit numbers when crossing the tens boundary
6
Solve problems involving the addition of two-digit numbers
7
Explain different strategies used to subtract
8
Solve equations involving the subtraction of two-digit numbers
9
Solve problems involving subtraction of two-digit numbers
10
Subtract two-digit numbers crossing the tens boundary
11
Find the missing part when subtracting two-digit numbers
12
Solve problems involving subtraction when bridging 10
13
Use efficient methods to solve subtraction equations
14
Solve problems involving addition and subtraction
15
Create addition and subtraction problems