Basic Facts
3x6
18
7x10
70
12x10
120
10x10
100
DOUBLE JEOPARDY: What is 27 rounded to the nearest ten?
30
4x7
28
4x20
80
DOUBLE JEOPARDY: 25x30
750
30x50
1,500
100-73
27
DOUBLE JEOPARDY: 7x7
49
6x30
180
18x20
360
40x60
2,400
What property says you can group numbers in any order and multiply to get the same answer?
Associative Property
8x6
48
8x70
560
26x30
780
50x60
3,000
What are numbers that are being multiplied together called?
Factors
9x8
72
80x5
400
31x20
620
70x90
6,300
What two operations have a commutative property?
Addition and Multiplication