Log in
Sign up for FREE
arrow_back
Library

Open Up - Grade 7 - Mathematics - Unit 5 - Lesson 2

star
star
star
star
star
Last updated 11 months ago
9 questions
1
1
1
1
1
1
1
1
1
Question 1
1.

The temperature is -2oC. If the temperature rises by 15oC, what is the new temperature?

Question 2
2.

At midnight the temperature is -6oC. At midday the temperature is 9oC. By how much did the temperature rise?

Question 3
3.

Complete each statement with a number that makes the statement true.

(Find the way to make every statement true with the given numbers.)

Draggable itemarrow_right_altCorresponding Item
5oC
arrow_right_alt
_____ <7oC
-8oC
arrow_right_alt
_____ <-3oC
-0.7oC
arrow_right_alt
-0.8oC< _____ <-0.1oC
4oC
arrow_right_alt
_____ >-2oC
Question 4
4.

Draw a diagram to represent each of these situations. Then write an addition expression that represents the final temperature.

The temperature was 80oF and then fell 20oF.

Question 5
5.

Draw a diagram to represent each of these situations. Then write an addition expression that represents the final temperature.

The temperature was -13oF and then rose 9oF.

Question 6
6.

Draw a diagram to represent each of these situations. Then write an addition expression that represents the final temperature.

The temperature was -5oF and then fell 8oF.

Question 7
7.

Does the following table demonstrate a possible proportional relationship?

Question 8
8.

Does the following table demonstrate a proportional relationship?

Question 9
9.

Noah was assigned to make 64 cookies for the bake sale. He made 125% of that number. 90% of the cookies he made were sold.
How many of Noah's cookies were left after the bake sale? (Round to the lowest whole number)

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