Eureka, engage NY
10,000
1,000
10 X 10
100 X 100
1,000,000
1,000 X 1,000
9 x 103
39 x 104
4.025 X 103
40.25 X 104
Think about the answers to Problems 7 - 14. Explain the pattern used to find an answer when you multiply or divide a whole number by a power of 10. Use the terms: multiplication, division, and exponent in your answer.
(The _________ tells you __________. When you _________ the digits shift ____________ and when you ___________ the digists shift ________
Click and drag the numbers to put them in increasing order.
3
0.3
300
30
3,000
0.03
Click and drag the numbers to put them in decreasing order.
6.5
0.065
6,500,000
650
65,000
Click and drag the numbers to put them in decreasing order.
9.43
94,300
9,430
943
94.3
0.943
Click and drag the numbers to put them in increasing order.
999,000
99,900
9,990,000
9,990
999
99,900,000
Click and drag the numbers to put them in decreasing order.
0.075
7.5
750,000,000
75,000
7,500,000
750
Scott and Mason missed the lesson on exponents. Scott incorrectly wrote 105 = 50 on his paper. Mason incorrectly wrote 2.5 X 102 = 2.500 on his paper.
What mistake did Scott make?
(Scott is thinking 105 means ________. 105 means ________ which is _______.)
What mistake did Mason make?
(Mason should have ___________, but instead he _____________.)