Look at the pyramid shown. What number replaces the red question mark?
4
3
2
5
Alex has 12 baseball cards in total. Six of them are each worth 132 dollars. The other six are each worth 268 dollars. How much is Alex’s collection worth in total?
2400
The expression below is equal to 2400. What number goes in the blank? 40×21+ ? ×40
35
39
40
What number goes in the blank? 123× ____ = 123,123,123.
10,001
10,000,001
1,001,001
Given that 25 ×25 = 625 , what is 26 ×26 ?
676
There are 12 games in a Trashketball season. Lizzie scores 7 points in each of the first six Trashketball games of the season, and scores 23 points in each of the final six games of the season. How many total points did Lizzie score this Tr
180
200
170
190
Compute 43 × 7 +22 × 7 + 7 ×25
630
All of these expressions mean the same thing except for one. Which one?
6x6
6x4
4x6
6+6+6+6
78x6
468
Compute 50 ×73 ×10 × 2 .
730,000
73,000
730
7,300
Which of these three expressions represents the greatest number?
31×3+5×31
7×15+14×7
7x31
How can we find 85 squared?
80x90+25
80x85
85+85+25
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