PLACE VALUE
TRUE OR FALSE: 1/10 of 700 is 70
TRUE! When you multiply by 1/10, its the same as dividing by 10. You are getting a whole place value smaller!
What is 102?
10 x 10 = 100
What is 25 x 6?
150
Jan catches 15 fish and lets 6 fish go
15 - 6
TRUE OR FALSE:
55 - (12 +2)
value: 41
TRUE
What is 10 times as much as 200?
2,000
What is 12 x 101?
12 x 10 = 120
What is 396 x 6?
2,376
8 teachers going to the science museum, the tickets cost $15 to get inside
8 x $15
$120
Evaluate: (5 + 9) - 2 + 12
What is 1/10 of 3,000?
300
What is 100?
1!
Estimate 276 x 34.
300 x 30 = 9,000, the answer will be about 9,000.
276 x 34 = 9,384
Darryl has a board that is 8 feet long. He cuts it into pieces that are each 2 feet long.
8 / 2
Evaluate 2 + (5 + 7) x 3
38
TRUE OR FALSE: 6,500 is 10 times as much as 65
FALSE! It is 100 times as much. It jumped 2 place values, not one.
What is 12 x 104?
12 x 10,000 = 120,000
10,725
Nick has 35 pens. He gives 10 pens to one friend and 4 pens to another friend
35 - (10 + 4)
27 - (13 - 10)2 x 3
0
50,000
Explain the pattern of zeros from 60 to 600 to 6,000.
What is 384 x 45?
Fred catches 25 fish. Then he releases 10 fish and catches 8 more.
(25 - 10) + 8
Write the expression with the parentheses to equal the given value:
3 x 4 - 1 + 2
value: 11
3 x (4 - 1) + 2