Building Expressions

There are m strawberries in a box. How many strawberries will there be in total if you add 1 more?

• m

• m x 1

• m + 1

• 2m

There are m strawberries in a box. How many strawberries will there be in total if you add 3?

• m + 3

• 3m

• m + m + m

• m x 3

There are m strawberries in a box. How many strawberries will there be in total if you multiply by 3?

• m + 3

• m x 3

• m / 3

• m 

There are m strawberries in a box. How many strawberries will there be in total if you add 50?

• m x 50

• m + 50

• 50m

• m/50

Choose the algebraic expression that matches the verbal phrase.

• A) x + y

• B) x - y

• C) x * y

• D) x / y

The table shown below represents the number of hours that Mike practiced his guitar each day. Which expression represents the total amount of time that Mike practiced his guitar?

• 10x

• 7x + 3

• 8x + 3

• none of the above

This piece of string is 30 cm long. If she cuts another p cm, how much string is left?

• 30 x 2p

• 30/2p

• 30 - p

• 30 - 2p

There are x cakes to start with. Nick bakes 20 more cakes and adds them to the rest. How many are there now?

• x + 20

• x - 20

• x + 20x

• x X 20

There are g trees in a forest. If 100 trees are cut down for Christmas, how many trees are left?

• 100g

• g - 100

• (-g) + 100

• g/100

This piece of string is 30 cm long. If Sarah cuts off p cm from one end, what length is left?

• 30 - p

• 30 + p

• 30/p

• 30 - 2p