Exploring Multiplication in 7th Grade Mathematics

The video tutorial covers various mathematical problems for 7th-grade students, focusing on multiplication, ordering numbers, creating sums that equal zero, calculating height differences, and determining cycling distances. It also includes finding missing numbers in equations. The tutorial emphasizes understanding negative numbers, absolute values, and basic arithmetic operations.

What is the value of the expression -12 times 1/3?

• 4

• -4

• 3

• -3

Tags

CCSS.7.NS.A.2A

What is the result of multiplying -12 by -1/3?

• -3

• 4

• -4

• 3

Tags

CCSS.7.NS.A.2A

What is the value of -1 times 2 times 3?

• -6

• 5

• 6

• -5

Tags

CCSS.7.NS.A.2C

What is the result of -1 times -2 times 3?

• 5

• -5

• 6

• -6

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Order the following set of numbers from least to greatest: -6, -2, 0, 4, 8.

• 0, -6, -2, 4, 8

• -2, -6, 0, 4, 8

• 4, -6, -2, 0, 8

• -6, -2, 0, 4, 8

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Order the following set of numbers from least to greatest: -5.5, -5.2, -5, -2.5, 5.5.

• -5.5, -5.2, -5, -2.5, 5.5

• 5.5, -5.5, -5.2, -5, -2.5

• -2.5, -5, -5.2, -5.5, 5.5

• -5, -5.2, -5.5, -2.5, 5.5

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Which of the following sums equals zero: -2 + 2?

• 2 + 3

• -2 + 2

• 2 + 2

• -2 + -2

Tags

CCSS.7.NS.A.1B

Which of the following sums of three numbers equals zero: 5 + -2 + -3?

• 5 + 2 + 3

• 5 + -2 + -3

• 5 + 2 + -3

• -5 + 2 + 3

Tags

CCSS.7.NS.A.1D

What is the difference in height between a submarine 55 meters below the surface and an aircraft 200 meters above the surface?

• 55 meters

• 255 meters

• 145 meters

• 200 meters

Tags

CCSS.7.NS.A.1C

What number times 3 equals -15?

• -5

• 5

• 3

• -3

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B