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Biblioteka

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

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

Pitanje 1
1.

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

Pitanje 2
2.

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

Pitanje 3
3.

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

Pitanje 4
4.

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

Pitanje 5
5.

Compare using >, =, or <.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

>

arrow_right_alt

3 _____ -3

=

arrow_right_alt

12 _____ 24

<

arrow_right_alt

-12 _____ -24

>

arrow_right_alt

5 _____ -(-5)

>

arrow_right_alt

7.2 _____ 7

Pitanje 6
6.

Compare using >, =, or <.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

=

arrow_right_alt

-7.2 _____ -7

<

arrow_right_alt

-1.5 _____ -1.5

<

arrow_right_alt

-0.80 _____ -1.2

=

arrow_right_alt

-0.60 _____ -0.6

>

arrow_right_alt

-0.66 _____ 0.33

Pitanje 7
7.

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?

Pitanje 8
8.

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.

Pitanje 9
9.

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.

Pitanje 10
10.

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.

Pitanje 11
11.

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.