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50 ACMNA013 & ACMNA015 Number and place value • Recognise, model, read, write and order numbers to at least 100. • Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts. Difference Difference How many? The difference between and is . The difference between and is . The difference between and is . The difference between and is . 8 5 Strategies – AC TM SB Year 1 pp40-77.indd 50 30/05/13 4:21 PM
Transcript of Difference - Weeblyhawkerresources.weebly.com/uploads/2/8/3/0/28301425/ac_tm_sb_year_1_pp...and...
50 ACMNA013 & ACMNA015 Number and place value • Recognise, model, read, write and order numbers to at least 100. • Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts.
DifferenceDifferenceHow many?
The difference between and is .
The difference between and is .
The difference between and is .
The difference between and is .
8 5
Strategies –
AC TM SB Year 1 pp40-77.indd 50 30/05/13 4:21 PM
51ACMNA013 & ACMNA015 Number and place value • Recognise, model, read, write and order numbers to at least 100. • Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts.
Subtraction storiesSubtraction stories
Tell a story about the picture to a friend.
children.
How many girls?
– =
boys.
apples.
How many left?
eaten.
– =
Write your own subtraction story.
children.
How many boys?
girls.
– =
Word problems
AC TM SB Year 1 pp40-77.indd 51 30/05/13 4:21 PM
52 ACMNA013 & ACMNA015 Number and place value • Recognise, model, read, write and order numbers to at least 100. • Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts.
Number sense – partitioningNumber sense – partitioning
2 Write two number sentences.
53
27
4
3
82
96
106
103
=
=
==
=
=
==
Break each group into two smaller numbers.1 Write a number sentence. Use + or –.
Related facts
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Change from $5 and $10Change from $5 and $10
How much change?
0 1 2 3 4 6 75 8 9 10
Challenge!
change
$
change
$
change
$
change
$
change
$
change
$
change
$
change
$
change
$
change
$
$2$4
$5
$8
$1 $3
$6
$5
$6
$2
$4
$3
Lab 1Lab 1 shopping
ACMNA015 Number and place value • Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts.
Money –
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