Multiplying or Divide by 10, 100. 1000
12.1 / 100
.121
Multiply these decimals. 0.03 * 10
.3
0.54 divided by 9
0.06
Which number goes in the box to make a true equation?
______ ×1/10=3,000
30,000
9,563 x 10 =
95,630
Multiply these decimals. 0.23 * 7
1.61
0.25 / 0.5=
0.5
48.3 / 101
4.83
52.1 / 1,000 =
.0521
Multiply these decimals. 4.4 * 5.3
23.32
A bakery makes a slab of white chocolate fudge that weighs 2.4 pounds. They cut the fudge into 8 equal slices. How much does each slice weigh?
0.3 pounds
735.02
In which number does the value of the digit 5 have a value that is 110 the value of the digit 5 in the given number?
73.502
0.321 x 100 =
32.1
Multiply these decimals. 0.7 * 2.6
1.82
10 divided by .25
40
What is the value of the digit 1 when 9.01 is multiplied by 102?
1
59.8 x 1,000 =
59,800
Tom multiplied 3.6×104, as shown below.
3.6×104
3.6×(10×10×10×10)
3.6×10,000
3.60000
Tom claims that since the exponent is 4, you just need to add 4 extra zeros after the last digit to get your answer.
Is Tom correct or incorrect? How do you know?
incorrect because when you multiply a decimal number by a power of ten, the exponent tells how many places to move the digits to the left.
9 / 0.25
36
Which statement correctly compares two values?
A. The value of the digit 3 in 6.932 is 100 times the value of the digit 3 in 701.3.
B. The value of the digit 3 in 6.932 is 10 times the value of the digit 3 in 701.3.
C. The value of the digit 3 in 6.932 is 1/10 the value of the digit 3 in 701.3.
D. The value of the digit 3 in 6.932 is 1/100 the value of the digit 3 in 701.3.
C. The value of the digit 3 in 6.932 is 1/10 the value of the digit 3 in 701.3.