+
groups
counting down in 1’s
5 - 3=
make 8
counting in 1’s
counting on
T U
number line
34 + 23 =
+10
34
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+10
T U
54
22 + 13
57
repeated addition
23 24 25 26 27
5
5
array
3x5=15
-1 -1 -1
-10
24 25 26 27
Sarah had 10 balloons.
6 were popped.
How many were left?
+10
37
47
-10
37
47
47 - 23 =24
sharing
3 times 5 is 5+5+5 or 3 lots of 5 or 5x3
5
+10
counting back
+3
44
+1 +1 +1 +1
-
equal groups
3 lots of 5
12 sweets shared
between 3 people...
grouping
There are 6 sweets, how many
people can have 2 sweets each?
+
-
repeated subtraction 12÷3=
5x3=15
0 1 2 3 4 5 6 7 8 9 10 11 12