Vocabulary
+
plus sign
in all
addition
A
Add
8+4=
12
6-3=
3
-
minus sign
less
subtraction
S
subtraction
3 + 8=
11
7- 5=
2
taking items from a group
subtraction
increase
add
D
Division
22
+ 11
33
10-5=
5
put numbers or items together
addition
fewer
subtraction
E
Exponents
20
+ 15
35
- 10
22
the number to be subtracted
subtrahend
how many more
subtraction
P
Parentheses
21
+ 23
44
- 10
45