Know Number Facts: Year 3

Y3 Knowing and Using Number Facts

Children should know number facts to 20, eg know that 6 + 8 = 14 rather than counting up or using apparatus to help them.

Mental Arithmetic

Year 3 Mental arithmetic (sets 1 and 2)

Year 3 Mental arithmetic (sets 3 and 4)

Year 3 Mental arithmetic (sets 5 and 6)

Year 3 Mental Arithmetic (sets 7 and 8  )

Year 3 Mental Arithmetic: (sets 9 and 10)

Year 3 mental arithmetic: (sets 11 and 12)

Year 3 mental arithmetic: (sets 13 and 14)

Year 3 Mental arithmetic: (sets 15 and 16)

Year 3 Mental arithmetic (sets 17 and 18)

Year 3 Mental arithmetic (sets 19 and 20)

Year 3 Mental Arithmetic: (sets 21 and 22)

Year 3 Mental Arithmetic (sets 23 and 24)

Year 3 mental arithmetic: (sets 25 and 26)

Year 3 mental arithmetic (sets 27 and 28)

Year 3 mental arithmetic (sets 29 and 30)

Year 3 mental arithmetic sets 31 and 32

Year 3 mental arithmetic: (sets 33 and 34)

Year 3 Mental Arithmetic (sets 35 and 36)

 Year 3 Mental arithmetic (Sets 37 and 38)

Year 3 mental arithmetic (sets 39 and 40)

 Year 3 mental arithmetic_(sets 41 and 42)

Year 3 mental arithmetic (sets 43 and 44)

Year 3 Mental arithmetic (sets 45 and 46)

Year 3 Mental arithmetic_(sets 47 and 48)

Year 3 mental arithmetic (sets 49 and 50)

Year 3 mental arithmetic (sets 51 and 52)

Year 3 mental arithmetic (sets 53 and 54)

Year 3_mental arithmetic:_(sets 55 and 56)

Year 3 mental arithmetic (sets 57 and 58)

Year 3 mental arithmetic_(sets 59 and 60)

Year 3 mental arithmetic: (sets 61 and 62)

Year 3 mental arithmetic_(sets 63 and 64)

Year 3 mental arithmetic (sets 65 and 66)

Year 3 mental arithmetic (sets 67 and 68)

Year 3 mental arithmetic (sets 69 and 70)

Year 3 mental arithmetic (sets 71 and 72)

A Know addition and subtraction facts

Subtract from a teen

Doubles 1

Double multiples of 5

Complete number sentences (pg 1)

Complete number sentences (pg 2)

Make a thousand (pg 1)

Make a thousand (pg 2)

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BFurther addition and subtraction facts

Know by heart addition facts to 20 (pg 1)

Know by heart addition facts to 20 (pg 2)

Make 19

Make 20

Add 9 to 2-digit numbers

Subtract 9 from 2-digits

C Multiplication facts

3x table calculator game

Calculator game: multiples of 3

Missing numbers 4x table

4x table calculator game

Calculator game: multiples of 4

5x table calculator game

Calculator game: multiples of 5_larger numbers

Calculator game: Multiples of 10

Multiples

D Division facts

Division practice (1)

Division practice (2)

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