Practice the problems of Math in Focus Grade 5 Workbook Answer Key Chapter 9 Practice 4 Dividing by Tens, Hundreds, and Thousands to score better marks in the exam.
Math in Focus Grade 5 Chapter 9 Practice 4 Answer Key Dividing by Tens, Hundreds, and Thousands
Complete. Draw chips and use arrows to show how the chips move. Then fill in the blanks.
Question 1.
Answer:
140 ÷ 10 = 14
20 ÷ 10 = 2
6 ÷ 10 = 0.6
0.3 ÷ 10 = 0.03
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
Divide.
Question 2.
Answer:0.6
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
So, 6 is written as 0.6.
Question 3.
Answer:5.4
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
So, 5.4 is written as 0.54.
Question 4.
Answer: 21.5
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
So, 215 will be come 21.5.
Question 5.
Answer:0.52
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
So, 5.2 can be written as 0.52.
Question 6.
64.6 ÷ 10 = ______
Answer:6.46
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
So, 64.6 can be written as 6.46.
Question 7.
4.08 ÷ 10 = ______
Answer: 0.408
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
So, 4.08 can be written as 0.408.
Question 8.
180.4 ÷ 10 = ______
Answer: 18.04
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10 , 180.4 is written as 18.04.
Question 9.
1.84 ÷ 1o = ______
Answer:0.184
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10 , 1.84 is written as 0.184.
Complete.
Question 10.
23.7 ÷ ___ = 2.37
Answer:
23.7 ÷ 10 = 2.37
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10 , 23.7 is written as 2.37.
Question 11.
0.78 ÷ __ = 0.078
Answer: 10
0.78 ÷ 10 = 0.078
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10 , 0.78 is written as 0.078.
Question 12.
____ ÷ 10 = 4.106
Answer: 41.06
41.06 ÷ 10 = 4.106
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10 , 41.06 is written as 4.106.
Question 13.
___ ÷ 10 = 6.4
Answer: 64
64 ÷ 10 = 6.4
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10 , 64 is written as 6.4.
Divide
Example
9 ÷ 30 = (9 ÷ 3) ÷ 10
= 3 ÷ 10
= 0.3
So, 9 ÷ 30 = 0.3
Question 14.
0.09 ÷ 30 = (0.09 ÷ ___) ÷ 10
= ___ ÷ 10
= ______
So, 0.09 ÷ 30 = __
Answer:
0.09 ÷ 30 = (0.09 ÷ 3) ÷ 10
= 0.03 ÷ 10
= 0.003
So, 0.09 ÷ 30 = 0.003
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10.
Question 15.
0.09 ÷ 30 = (0.09 ÷ ___) ÷ 10
= ___ ÷ 10
= ______
So, 0.09 ÷ 30 = ____
Answer: 0.003
0.09 ÷ 30 = (0.09 ÷ 3) ÷ 10
= 0.03 ÷ 10
= 0.003
So, 0.09 ÷ 30 = 0.003
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10.
Question 16.
1.8 ÷ 90 = (1.8 ÷ ___ ) ÷ 10
= ___ ÷ 10
= ____
So, 1.8 ÷ 90 = ____
Answer: 0.02
1.8 ÷ 90 = (1.8 ÷ 9 ) ÷ 10
= 0.2 ÷ 10
= 0.02
So, 1.8 ÷ 90 = 0.02
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number,
after dividing by 10.
Divide.
Question 17.
4.8 ÷ 20 = ___
Answer: 0.24
Explanation:
4.8 ÷ 20 = (4.8 ÷ 2 ) ÷ 10
= 2.4 ÷ 10
= 0.24
So, 4.8 ÷ 20 = 0.24
Question 18.
0.32 ÷ 40 = ___
Answer: 0.008
Explanation:
0.32 ÷ 40 = (0.32 ÷ 4 ) ÷ 10
= 0.08 ÷ 10
= 0.008
So, 0.32 ÷ 40 = 0.008
Question 19.
2.08 ÷ 80 = ___
Answer: 0.026
Explanation:
2.08 ÷ 80 = (2.08 ÷ 8 ) ÷ 10
= 0.26 ÷ 10
= 0.026
So, 2.08 ÷ 80 = 0.026
Question 20.
2.55 ÷ 50 = ____
Answer: 0.051
Explanation:
2.55 ÷ 50 = (2.55 ÷ 5 ) ÷ 10
= 0.51 ÷ 10
= 0.051
So, 2.55 ÷ 50 = 0.051
Question 21.
3.5 ÷ 70 = __
Answer: 0.05
Explanation:
3.5 ÷ 70 = (3.5 ÷ 7 ) ÷ 10
= 0.5 ÷ 10
= 0.05
So, 3.5 ÷ 70 = 0.05
Question 22.
0.3 ÷ 60 = ___
Answer: 0.005
Explanation:
0.3 ÷ 60 = (0.3 ÷ 6 ) ÷ 10
= 0.05 ÷ 10
= 0.005
So, 0.3 ÷ 60 = 0.005
Divide.
Question 23.
Answer: 0.075
Explanation:
7.5 ÷ 100 = (7.5 ÷ 10 ) ÷ 10
= 0.75 ÷ 10
= 0.075
So, 7.5 ÷ 100 = 0.075
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
Question 24.
Answer: 0.493
Explanation:
49.3 ÷ 100 = (49.3 ÷ 10 ) ÷ 10
= 4.93 ÷ 10
= 0.493
So, 49.3 ÷ 100 = 0.493
Question 25.
6,000 ÷ 100 = ___
Answer: 60
Explanation:
6000 ÷ 100 = (6000 ÷ 10 ) ÷ 10
= 600 ÷ 10
= 60
So, 6000 ÷ 100 = 60
Question 26.
708.2 ÷ 100 = ___
Answer: 7.082
Explanation:
708.2 ÷ 100 = (708.2 ÷ 10 ) ÷ 10
= 70.82 ÷ 10
= 7.082
So, 708.2 ÷ 100 = 7.082
Question 27.
Answer: 0.9
Expalnation:
900 ÷ 1000 = (900 ÷ 10 ) ÷ 10 ÷ 10
= 90 ÷ 10÷ 10
= 9÷ 10
=0.9
So, 9000 ÷ 1000 = 0.9
Question 28.
Answer: 4.103
Explanation:
4103 ÷ 1000 = (4103 ÷ 10 ) ÷ 10 ÷ 10
= 410.3 ÷ 10÷ 10
=41.03 ÷ 10
=4.103
So, 9000 ÷ 1000 = 4.103
Question 29.
909 ÷ 1,000 = ___
Answer: 0.909
Explanation:
909 ÷ 1000 = (909 ÷ 10 ) ÷ 10 ÷ 10
= 90.9 ÷ 10÷ 10
= 9.09÷ 10
=0.909
So, 909 ÷ 1000 = 0.909
Question 30.
9,009 ÷ 1,000 = _______
Answer: 9.009
Explanation:
9009 ÷ 1000 = (9009 ÷ 10 ) ÷ 10 ÷ 10
= 900.9 ÷ 10÷ 10
= 90.09÷ 10
=9.009
So, 9009 ÷ 1000 = 9.009
Complete.
Question 31.
86.2 ÷ _______ = 0.862
Answer: 100
Explanation:
86.2 ÷ 100 = 0.862
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
Question 32.
275 ÷ _______ = 0.275
Answer: 1000
Explanation:
275 ÷1000 = 0.275
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
Question 33.
______ ÷ 100 = 0.006
Answer: 0.6
Explanation:
0.6 ÷ 100 = 0.006
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
Question 34.
______ ÷ 1,000 = 3.082
Answer: 3.082
Explanation:
3082 ÷ 1,000 = 3.082
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
Complete.
Example
0.07 = 0.7 ÷ 10
= 7 ÷ 100
= 70 ÷ 1,000
Question 35.
0.31 = 3.1 ÷ ______
= 31 ÷ ___
= 310 ÷ ____
Answer:
0.31 = 3.1 ÷ 10
= 31 ÷ 100
= 310 ÷ 1000
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
When dividing by 1000, move the decimal place three places to the left.
Question 36.
8.06 = ___ ÷ 10
= 806 ÷ ____
= 8,060 ÷ ___
Answer:
8.06 = 80.6÷ 10
= 806 ÷ 100
= 8,060 ÷ 1000
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
When dividing by 1000, move the decimal place three places to the left.
Question 37.
5.115 = ______ ÷ 10
= ___ ÷ 100
= 5,115 ÷ ______
Answer:
5.115 = 51.15 ÷ 10
= 511.5 ÷ 100
= 5,115 ÷ 1000
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
When dividing by 1000, move the decimal place three places to the left.
Complete.
Example
42 ÷ 200 = (42 ÷ 2) ÷ 100
= 21 ÷ 100
= 0.21
So, 42 ÷ 200 = 0.21
Question 38.
18.9 ÷ 900 = (18.9 ÷ ___) ÷ 100
= ___ ÷ 100
= ____
So, 18.9 ÷ 900 = ____
Answer:
18.9 ÷ 900 = (18.9 ÷ 9) ÷ 100
= 2.1 ÷ 100
= 0.021
So, 18.9 ÷ 900 = 0.021
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
When dividing by 1000, move the decimal place three places to the left.
Question 39.
2 ÷ 2,000 = (2 ÷ ___) ÷ 1,000
= ____ ÷ 1,000
= ____
So, 2 ÷ 2,000 = ____
Answer:
2 ÷ 2,000 = (2 ÷ 2) ÷ 1,000
= 1 ÷ 1,000
= 0.001
So, 2 ÷ 2,000 = 0.001
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
When dividing by 1000, move the decimal place three places to the left.
Question 40.
1,500 ÷ 6,000 = (1,500 ÷ ___) ÷ 1,000
= ______ ÷ 1,000
= ____
So, 1,500 ÷ 6,000 = ____
Answer:
1,500 ÷ 6,000 = (1,500 ÷ 6) ÷ 1,000
= 250 ÷ 1,000
= 0.25
So, 1,500 ÷ 6,000 = 0.25
Explanation:
When dividing by ten, move the decimal point one place to the left.
Place value is the value of a digit based on its location in the number.
When dividing by 100, move the decimal place two places to the left.
When dividing by 1000, move the decimal place three places to the left.
Divide.
Question 41.
306 ÷ 600 = _______
Answer: 0.51
Explanation:
306 ÷ 600 = (306 ÷ 6) ÷ 100
= 51 ÷ 100
= 0.51
Question 42.
29.7 ÷ 900 = ___
Answer: 0.033
Explanation:
29.7 ÷ 900 = (29.7 ÷ 9) ÷ 100
= 3.3 ÷ 100
= 0.033
Question 43.
1.056 ÷ 800 = _______
Answer: 0.00132
Explanation:
1.056 ÷ 800 = (1.056 ÷ 8) ÷ 100
= 0.132 ÷ 100
= 0.00132
Question 44.
48 ÷ 2,000 = _______
Answer: 0.024
Explanation:
48 ÷ 2000 = (48 ÷ 2 ) ÷ 10 ÷ 10 ÷ 10
= (24 ÷ 10) ÷ 10÷ 10
= (2.4 ÷ 10) ÷ 10
= (0.24 ÷ 10)
=0.024
So, 48 ÷ 2000 = 0.024
Question 45.
408 ÷ 3,000 = _______
Answer: 0.136
Explanation:
408 ÷ 3000 = (408 ÷ 3 ) ÷ 10 ÷ 10 ÷ 10
= (136 ÷ 10) ÷ 10÷ 10
= (13.6 ÷ 10) ÷ 10
= (1.36 ÷ 10)
=0.136
So, 408 ÷ 3000 = 0.136
Question 46.
805 ÷ 7,000 = _______
Answer: 0.115
805 ÷ 7000 = (805 ÷ 7 ) ÷ 10 ÷ 10 ÷ 10
= (115 ÷ 10) ÷ 10÷ 10
= (11.5 ÷ 10) ÷ 10
= (1.15 ÷ 10)
=0.115
So, 805 ÷ 7000 = 0.115