Addition
18 + 29 =
47
36 - 21 =
15
What does ’Partition’ mean?
To break it up into parts.
Partition this number into each place value.
782
700 + 80 + 2
How many weeks are in a year?
52
87 + 36 =
123
87 - 39 =
48
What is the addition strategy that requires you do break up the numbers into their place value.
Spit Strategy
What is the value of the 5 in 52 878
50 000
What time is Midday?
12:00 am or 12:00 pm?
12:00pm
721 + 249 =
970
204 - 98 =
106
Explain what is happening here.
3 + 6 = 9
9 - 6 = 3
Inverse relationship. Addition is the opposite of subtraction.
789 271
Hundred thousands column
1000 mm
1289 + 4982 =
6271
1272 - 757 =
515
Is this the ‘less than‘ or ‘greater than’ symbol.
<
Less than
What is the place value name of this decimal number.
0.1
1 tenth
1/8 is the same as what decimal number?
0.125
178 + 498 + 203 =
879
137 - 76 - 23 =
38
What is the value of the 3 in this number?
3 278 873 282
3 Billion
1.25
125
112