Multiply Mentally
The Distributive Property
Estimate Products
Multiply ~ One-Digit
Multiply ~ Two-Digit
100
7 x 50 =
350
100
3 x (5 + 2) = (show your work)
(3 x 5) + (3 x 2) = 15 + 6 = 21
100
27 x 643 =
30 x 600 = 18,000
100
26 x 3 =
78
100
83 x 13 =
1,079
200
200 x 6 =
1,200
200
7 x (20 + 6) =
(7 x 20) + (7 x 6) = 140 + 42 = 182
200
84 x 13 =
80 x 10 = 800
200
47 x 4 =
188
200
43 x 65 =
2,795
300
400 x 500 =
200,000
300
6 x 13 =
(6 x 10) + (6 x 3) = 60 + 18 = 78
300
929 x 8 =
900 x 10 = 9,000
300
811 x 2 =
1,622
300
345 x 42 =
14,490
400
600 x 7,000 =
4,200,000
400
4 x 69 =
(4 x 60) + (4 x 9) = 240 + 36 = 276
400
120 x 11 =
100 x 10 = 1,000
400
716 x 8 =
5,728
400
278 x 25 =
6,950
500
20,000 x 500
10,000,000
500
8 x 68 =
(8 x 60) + (8 x 8) = 480 + 64 = 544
500
110 x 97 =
100 x 100 = 10,000
500
1,468 x 5 =
7,340
500
199 x 36 =
7,164
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