Open Up - Grade 7 - Mathematics - Unit 5 - Lesson 1

By Formative Library
Last updated about 3 years ago
11 Questions

It was -5oC in Copenhagen and -12oC in Oslo. Which city was colder?

A fish is 12 meters below the surface of the ocean. What is its elevation?

A sea bird is 28 meters above the surface of the ocean. What is its elevation?

If the bird is directly above the fish, how far apart are they?

Compare using >, =, or <.

<
3 _____ -3
>
12 _____ 24
=
-12 _____ -24
>
5 _____ -(-5)
>
7.2 _____ 7

Compare using >, =, or <.

>
-7.2 _____ -7
<
-1.5 _____ -1.5
=
-0.80 _____ -1.2
<
-0.60 _____ -0.6
=
-0.66 _____ 0.33

Han wants to buy a $30 ticket to a game, but the pre-order tickets are sold out. He knows there will be more tickets sold the day of the game, with a markup of 200%.

How much should Han expect to pay for the ticket if he buys it the day of the game?

A type of green paint is made by mixing 2 cups of yellow with 3.5 cups of blue.

Find a mixture that will make the same shade of green but a smaller amount.

A type of green paint is made by mixing 2 cups of yellow with 3.5 cups of blue.

Find a mixture that will make the same shade of green but a larger amount.

A type of green paint is made by mixing 2 cups of yellow with 3.5 cups of blue.

Find a mixture that will make the different shade of green that is bluer.

A type of green paint is made by mixing 2 cups of yellow with 3.5 cups of blue.

Find a mixture that will make the different shade of green that is more yellow.

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