Addition
34 + 38
72
32 + 16
48
What is Addition
Finding the sum of 2 numbers
45 + 26
89 - 56
33
74 - 56
18
28 + 53
81
48 + 21
69
What is subtraction?
Finding the difference between 2 numbers.
85 - 56
34 - 21
13
42 - 29
13
45 + 26
71
46 + 32
78
What is regrouping?
Rearranging numbers to form new groups
95 - 42
53
28 - 19
9
34 + 47
81
92 + 63
155
Where is the tens place value?
Second number from the right
5658 - 46
12
84 - 36
48
82 + 47
129
62 + 72
134
Where is the ones place value?
The first number from the right.
56
78 - 45
33
91 - 53
38