Go Math! Chapter 1 Review

Which of the following lists includes ALL of the factors of 12?

• 1, 2, 3, 4, 6, 12
• 1, 2, 4, 12
• 1, 12
• 1, 2, 3, 4, 5, 6, 12

Tags

CCSS.4.OA.B.4

What is the GCF(greatest common factor)  of 18 and 24?

• 3
• 6
• 48
• 9

What is the LCM(least common multiple)
 of 22 and 6? 

• 6
• 22
• 42
• 66

What is the prime factorization of 18?  
HINT!  You might want to do a division ladder first.

• 3 x 2 x 2
• 3 x 3 x 3
• 33 x 3
• 2 x 3 x 3

What is the GCF (greatest common factor) of 35 and 20?

• 5
• 3
• 10
• 6

What is the LCM (least common multiple) of 12 and 16?

• 48
• 8
• 4
• 36

Which of the following signal phrases would mean you likely dividing?

• per or average
• each or shared evenly
• all of the above
• none of the above 

Tags

CCSS.3.OA.A.2

What is the prime factorization of 28?
HINT!!! You might want to make a division ladder

• 7x2x2
• 7x3
• 7x3x3
• 7x4

What is the sum of 46.19 + 82.10=
HINT!!  Your communicator has grid paper in it for a reason!!!

• 128.29
• 138.29
• 148.29
• 118.29

Tags

CCSS.5.NBT.B.7

What is the rule for adding decimals?

• Forget about the decimals in the beginning 
• Line up the decimal place values first, the add
• Move the decimal to the right the total amount of numbers after the decimal.
• Shoot the decimal straight up in the dividend 

Tags

CCSS.6.NS.B.3