Math Review

adding decimals

100

54.9 + 173.04

227.94

200

473.06 + 89.93

562.99

300

6,625 + 163.02

6,788.02

subtracting decimals

100

27.92 - 16.4 

11.52

200

622.12 - 52.12

570.00

300

7,325.07 - 5,225.08

2099.99

finance

100

What is a fixed expense

An expense that never changes

200

what is a variable expense

an expense that does change.

300

what is an example of a variable expense

class answer

multiplication

100

12 x 45

540

200

78 x 62

4,836

300

Robert has twenty seven cars. His brother has 7 times as many. How many cars does his brother have? 

189

division

100

24 divided by 2

12

200

108 divided by 9

12

300

2394 divided by 6

415.5