4-rules-policy-multiplication - Gosfield Community Primary School

Gosfield Community Primary School
‘Building a love of life and learning’
Four rules Policy
Mental strategies and mental
strategies with jottings
Multiplication
Vocabulary
Ongoing
strategies
Count repeated groups of the
same size.
Counting groups of objects
Counting in 2’s, 5’s, 10’s
Choral counting, counting objects, using money.
Pictorial representation
Number lines & tracks & Squares
Counting in 2’s, 5’s, 10’s on number tracks
Written strategies
Development matters/Early Learning Goals
4 rules Policy
Partitioning
Pair
How many
times?
Double
Estimating
Half
Halve
Operation
Recognise
standard
signs and
symbols.
Mental strategies and mental
strategies with jottings
Level 1
Counting in 2’s, 5’s, 10’s on marked number lines
Counting in 2’s, 5’s 10’s
10
Doubles to 10
Relationships between numbers
5
2
2
4 rules Policy
Multiplication
Pictorial representation
Number lines & tracks & Squares
Written strategies
5 x 2 = 10
2 x 7 = 14
2x3=6
3
Partitioning
Commutative law
5 x 7 = 35
7 x 5 = 35
Related facts
5 x 7 = 35
7 x 5 = 35
35 ÷ 5 = 7
35 ÷ 7 = 5
S Mental strategies and mental
t
strategies with jottings
r
Level 2
4 rules Policy
Know 2, 5, 10 times tables and
related facts.
Pictorial representation
Multiplication
Lots of
Groups of
Times
Multiply
Multiplied by
Multiple of
Repeated
addition
Array
Row
Column
Number lines & tracks & Squares
4
Partitioning
4 rules Policy
Multiplication
Repeated addition:
Marked number line
+2
+2
+2
+2
+2
+2
+2
+2
+2
+2
+2
Reduced number line
+2
+2
Open number line
+2
+2
0
10
5
Mental strategies and mental strategies with jottings
Level 3
4 rules Policy
Multiplication
Related facts
5 x 7 = 35
7 x 5 = 35
35 ÷ 5 = 7
35 ÷ 7 = 5
Number line – repeated
addition
25 X 6
Product
+25 +25 +25 +25 +25 +25
25
50
75 100 125 150
Know times tables 3, 4, 6, 8, 9
6
4 rules Policy
Multiplication
Written Methods
Partitioning
Partitioning into Hundreds Tens and Units
30
Written Strategies
37
7
37 x 5
37 x 5
30 x 5 = 3 x 5 x 10 = 150
7 x 5 = 35
Grid method
2 digit x 1 digit
x
5
30
150
7
35
185
Grid method
3 digit x 1 digit
x
5
100
500
Mental strategies
and mental
strategies with
jottings
7
35
685
15 x 7 = 85
7 x 15 = 85
85 ÷ 15 = 7
85 ÷ 7 = 15
Hundredths
Thousandths
Strategy
Reasoning
Know times tables up to 10 x 10
and related division facts
ten
Strat
egie
Level 4
Related facts
30
150
Written Methods
7
4 rules Policy
Multiplication
Formal compact method with carrying
Grid method
2 digit x 2 digit
x
20
5
30
600
150
7
140
35
740
185
925
Grid method
2 digit x 3 digit
X
20
5
100
2000
500
30
600
150
7
140
35
2740
685
3425
Short multiplication
25 x 7 =
25 x
7
20 x
7
175
140
13
14
5x
7
35
25 x
7
175
13
8
4 rules Policy
Multiplication
9