Vocabulary
What are the numbers we add together called?
Addends
8 + 2 + 4
8 + 2 = 10
10 + 4 = 14
4 + 5 + 1
5 + 5 = 10
8 + 5
8 , 9, 10, 11, 12, 13
What is a math sequence with an equal sign; shows two things are the same called?
equation
6 + 4 +2
6 + 4 = 10
10 + 2 = 12
9 + 8 + 1
9 + 9 = 18
29 + 4
29 , 30, 31, 32, 33
What is a missing number or the number to be solved called?
The unknown
1 + 9 + 8
1 + 9 = 10
10 + 8 = 18
1 + 30 + 29
30 + 30 = 60
67 + 8
67, 68, 69, 70, 71, 72, 73, 74, 75
What is a straight line with number labels for important numbers in a problem called?
Number line
4 + 4 + 6
4 + 6 = 10
10 + 4 = 14
5 + 8 + 2
8 + 7 + 1
8 + 8 = 16
16 - 1 = 15
99 + 4
99, 100, 101, 102, 103
The answer in a problem is called?
Sum
7 + 5 + 3
7 + 3 = 10
10 + 5 = 15
7 + 5 + 3 + 4
7 + 3 = 10, 5 + 4 = 9
10 + 9 + 1
10 + 10 = 20
20 - 1 = 19
356 + 7
356, 357, 358, 359, 360, 361, 362, 363