6th Grade Math NS 4

What is the greatest common factor of 54 and 90?

• 9

• 18

• 30

• 45

What is the greatest common factor of 16 and 48?

• 4

• 8

• 16

Which expression is equivalent to 20 + 64?

• 4 + (16 + 60)

• 4 + (5 + 16)

• 4(16 + 60)

• 4(5 + 16)

Which expression is equivalent to 99 + 22?

• 11(9) + 2(1)

• 11(9 + 2)

• 9 + 2(11)

• (8 × 9) + (6 × 7)

Which expression is equivalent to 56 + 48?

• 6(9 + 8)

• 7(8 + 6)

• 8(7 + 6)

• 9(6 + 8)

Which expression is equivalent to 70 + 84?

• 7(10 + 84)

• 14(5 + 6)

• 14(5 • 6)

At the beginning of each school year, Ms. Thomas gives a certain number of pencils and notebooks to each student in her class. Each student receives the same number of pencils and the same number of notebooks. This year she gave out 96 pencils and 72 notebooks. Which is the greatest number of students that can be in Ms. Thomas’s class this year?

• 6

• 12

• 24

• 36

The mathematics club wants to divide the boys and girls into the greatest number of teams possible. Each team will have the same number of boys and the same number of girls. There are 84 boys and 72 girls. How many boys and girls will be on each team?

• 6 boys and 7 girls

• 7 boys and 6 girls

• 12 boys and 12 girls

• 14 boys and 12 girls

Mrs. Black purchased two submarine sandwiches. She plans to cut the submarine sandwiches into smaller sections that are all the same length without having any sandwich left over. What is the greatest length she could make each piece?

• 1 inch

• 3 inches

• 4 inches

• 12 inches

What is the least common multiple of 8 and 12?

• 2

• 4

• 24

• 36