Algebra
Negative numbers
Order of operations
Convert units
Multiply by 100s
100

Edward had 3 children, Bella had 2. How many does Jacob have, if everyone had 9 children together?

4 children

100

(-2)-(-3)=?

?=1

100

2 x 2 - 3

1

100

24L=?dl

240dl

100

What is 10 x 10

100

200

Alice and Rosalie share a house. The house cost 300 000 money and Rosalie owns a third of of the house but Alice owns 2 thirds how much money do pay each of the house?

Alice pay 200 000 and Rosalie pay 100 000 money.

200

2-3+(-4)=?

?=-5

200

(5 x 3) x (7 x 7)

64

200

2400ml=?L

2,4L

200

What is 100 x 100

10000

300

Charlie and Billy have 15 cars together. Billy has twice as much cars than Charlie, how many cars do Charlie have?

5 cars

300

8+7+(-16)=?

?=(-1)

300

(50 - 3) x (30 - 27) + 3

144

300

5700mm=?dm

57dm

300

What is 10 x 20

200

400

Megan and four of her friends plan to go for a long drive. She buys 12 bottles of frappe and a few bottles of orange juice from a supermarket. The total number of bottles they have are four times that of orange juice bottles. How many bottles of orange juice did Megan buy?

4 bottles

400

-15+25-(-7)-30=?

?=(-13)

400
(350 - 50) + (60 - 30) x 2 

660

400

1mil=?cm

1 000 000cm

400

400 x 10

4000

500

Jane ordered a few moving boxes from a local store as she is relocating to Atlanta. She returned 28 damaged boxes. She allotted the remaining boxes equally for each of the four rooms from which her belongings had to be packed. If 5 boxes were used for each room, how many boxes did she receive from the store initially?

48 boxes

500

(-1) + 88 (-17) - 6

63

500

(-30 x 2) + 66 x (-2)

-192

500

1ton=?g

1 000 000

500

20 x 20 x 10

4000