GCF/LCM
LCM of 7 and 6
7: 7, 14, 21, 28, 35, 42
6: 6, 12, 18, 24, 30, 36, 42
Answer: 42
Find the quotient of the problem.
72 / 8 =
Answer: 9
True or False?
3,456,901 < 3,546,901
Answer: True
What is 2,123,604 rounded to the nearest hundred thousand?
Answer: 2,100,000
In 4,158.96, in which place is the 1?
Answer: hundreds
GCF of 8 and 10
8: 1x8 2x4
10:1x10 2x5
Answer: 2
10 + 12 does NOT equal what two numbers?
A. 11 x 2
B. 11 + 12
C. 33 - 11
D. 132 / 11
/ is division
Order from greatest to least
A.110,001
B.101,101
C.111,000
D.110,100
Answer:
C.111,000
D.110,100
A.110,001
B.101,101
What is 6.17 rounded to the nearest tenth?
Answer: 6.2
In 4,158.96, in which place is the 6?
Answer: hundredths
LCM of 11 and 9
11: 11, 22, 33, 44, 55, 66, 77, 88, 99
9: 8, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99
Answer: 99
Fill in the blank:
64 / 8 = 12 - ____
/ is division
Answer: 4
True or false?
3.65 < 3.632
Answer: False
What is 847.4 rounded to the nearest whole number?
Answer: 847
Write three and seventy-seven hundredths as a decimal number.
Answer: 3.77
GCF of 14 and 21
14: 1x14 2x7
28: 1x21 2x14 4x7
Answer: 14
Which statement shows the appropriate use of the equal sign?
A. 6 x 5 = 11 x 5
B. 6 x 5 = 6 + 5
C. 6 x 5 = 30 + 5
D. 6 x 5 = 2 x 15
Answer: D (6 x 5 = 2 x 15)
True or false?
3.099 > 2.99
Answer: True
What is 845.873 rounded to the nearest hundredths?
Answer: 845.87
Write 9.021 using word form.
Answer: Nine and twenty-one thousandths
What three numbers are NOT common factors of 36 and 12?
1 4 6 9 12 18 36
12: 1x12 2x6 3x4
36: 1x36 2x18 3x12 4x9 6x6
Answer: 9, 18, 36
Fill in the blank.
6 x 3 = 40 - ____
Answer: 22
Order from least to greatest
A. 0.514
B. 0.649
C. 0.53
D. 0.62
E. 0.7
Answer:
A. 0.514
C. 0.53
D. 0.62
B. 0.649
E. 0.7
What is 1,870.65 rounded to the nearest tens?
Answer: 1,870
Write the decimal that is being expressed.
The flat = 1
3 Cubes; 5 Flats; 0 Rods; 7 units
Answer: 35.07