2 x 5 = 5 x 2
Commutative Property
2 x 10
20
Each fact family has how many problems in it?
4
Are these numbers compatible?
2 2 4
Yes
11 x 9
99
(1 x 3) x 6 = 1 x (3 x 6)
Associative Property
9 x 100
900
Write a multiplication fact for:
2 5 10
5 x 2 = 10
OR
2 x 5 = 10
Are these numbers compatiable?
12 6 3
No
28 / 7
4
Solve.
(2 x 2) x 4
16
16 x 20
320
Write all four fact families for these numbers:
7 9 63
7x9=63
9x7=63
63/7=9
63/9=7
54 / 5
55 / 5
123 x 3
369
Find the missing digit.
3 x 8 = ____ x 3
8
53 x 500
26,500
Write all four fact families for these numbers:
6 8 48
6x8=48
8x6=48
48/8=6
48/6=8
Make a compatible problem with these numbers:
243 / 20
240 / 20
481 x 13
6,253
Find the missing digit and solve.
2 x (3 x 2) = (2 x ___) x 2
3
12
900 x 12,000
10,800,000
15 x 2 = 30
2x15=30
30/15=2
30/2=15
Make a compatible problem with these numbers:
94 / 31
90 / 30
431 / 50
8 r. 31