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Open Up - Grade 7 - Mathematics - Unit 5 - Lesson 10

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Last updated 11 months ago
21 questions
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Question 1
1.

Evaluate each expression:

Question 2
2.

Evaluate each expression:

Question 3
3.

Evaluate each expression:

Question 4
4.

Evaluate each expression:

Question 5
5.

Evaluate each expression:

Question 6
6.

Evaluate each expression:

Question 7
7.

Evaluate each expression:

Question 8
8.

Order the set of numbers from least to greatest.

4, 8, -2, -6, 0

  1. 0
  2. -2
  3. 8
  4. 4
  5. -6
Question 9
9.

Order the set of numbers from least to greatest.

  1. -5
  2. 5.5
  3. -5.2
Question 10
10.

30 + -30 = 0.

Write another sum of two numbers that equals 0.

Question 11
11.

30 + -30 = 0.

Write a sum of three numbers that equals 0.

Question 12
12.

30 + -30 = 0.

Write a sum of four numbers that equals 0, none of which are opposites.

Question 13
13.

A submarine is searching for underwater features. It is accompanied by a small aircraft and an underwater robotic vehicle.

At one time the aircraft is 200 m above the surface, the submarine is 55 m below the surface, and the underwater robotic vehicle is 227 m below the surface.

What is the difference in height between the submarine and the aircraft?

Question 14
14.

A submarine is searching for underwater features. It is accompanied by a small aircraft and an underwater robotic vehicle.

At one time the aircraft is 200 m above the surface, the submarine is 55 m below the surface, and the underwater robotic vehicle is 227 m below the surface.

What is the distance between the underwater robotic vehicle and the submarine?

Question 15
15.

Clare is cycling at a speed of 12 miles per hour.

If she starts at a position chosen as zero, what will her position be after 45 minutes?

Question 16
16.

Han is cycling at a speed of -8 miles per hour;

If he starts at the same zero point, what will his position be after 45 minutes?

Question 17
17.

Clare is cycling at a speed of 12 miles per hour.
Han is cycling at a speed of -8 miles per hour;

What will the distance between them be after 45 minutes?

Question 18
18.

Fill in the missing numbers in the equation.

Question 19
19.

Fill in the missing numbers in the equation.

Question 20
20.

Fill in the missing numbers in the equation.

Question 21
21.

Fill in the missing numbers in the equation.

"Source: Open Up Resouces (Download for free at openupresources.org.)"