Zero and Identity
0 x 0 = ___
0
3 x 10 = ___
30
4 x 6 = ___ x ___
a. 1 x 24
b. 6 x 4
c. 8 x 3
b. 6 x 4
(2 x 4) x 3 = _______
24
1 ( 8 + 3 ) = ______
11
25 x 1 = ___
25
10 x 20 = ____
200
12 x 2 = ___ x ___
a. 2 x 24
b. 6 x 2
c. 2 x 12
c. 2 x 12
3 x (3 x 2) = _______
18
2 ( 5 + 4 ) = ______
18
250 x 1 = ___
250
50 x 20 = ____
1,000
100 x 45 = ___ x ___
a. 45 x 1
b. 4500 x 1
c. 45 x 100
d. 100 x 4,500
c. 45 x 100
(5 x 3) x 1 = _______
15
10 ( 3 + 5 ) = ______
80
1,325 x 1 = ___
1,325
100 x 40 = ____
4,000
50 x 25 = ___ x ___
a. 25 x 50
b. 250 x 5
c. 55 x 20
d. 950 x 1
a. 25 x 50
5 x (2 x 5) = _______
50
5 ( 5 + 2 ) = ______
35
0 x 1 = ___
0
80 x 50 = ____
4,000
850 x 105 = ___ x ___
a. 100 x 5
b. 850 x 105
c. 85 x 100
d. 105 x 850
d. 105 x 850
(2 x 7) x 8 = ___ x (___ x ___)
a. 1 x (8 x 7)
b. 7 x (8 x 2)
c. 2 x (7 x 8)
d. 8 x 2 x 7
c. 2 x (7 x 8)
100 ( 5 + 5 ) = _____
1,000