Ratios
Subtraction
Addition
Multiplication
Division
100

Simplify 12:4

3:1

100

18-4

14

100

18+17

35

100

4x8

32

100

15/5

3

200

If you have 34 total cookies and 18 chocolate chip cookies, what is the ratio of sugar cookies to total cookes

16:34
200

If you have 44 brownies and eat 19 of them, how many are left?

25

200

Annie has 45 sour patch kids and Nina gives her 38 more. How many sour patch kids does she have in total now?

83

200

For every hour of work Judy makes 13 dollars. How much money does Judy have after 5 hours?

65 dollars 

200

I have a big apple pie that I cut into 20 slices, and the class eats 1/4 of the pie. How many pieces are left?

15 slices


300

Simplify 55:5

11:1

300

188-45

143

300

237+98

335

300

18x12

216

300

102/6

17

400

You buy 39 milkshakes and 22 of them are chocolate and the rest of them are cookies and cream. What is the ratio of cookies and cream milkshakes to chocolate milkshakes?

17:22

400
You have 342 dollars in your bank account and spend 187 on a plane ticket. How much money do you have left?

155

400

Jared has 689 dollars saved up and for his birthday his cousin gives him 523 dollars. How much money does he have now?

1212

400

Every time a hockey ticket is purchased it costs 67 dollars. If there are 11 tickets bought how much does the salesperson make?

737

400

UNC has a basketball against Duke. If they have 352 seats and they divide the stadium into 16 sections. How many seats are in each section?

22 sections 


500

Sarah buys popsicles and fudgesicles. Popsicles cost 5 dollars and fudgesicles cost 3 dollars. If she spends a total of 64 dollars, how much did she spend on popsicles? how much did she spend on fudgesicles?

40 popsicles and 24 fudgesicles

500

2289-1487

802


500

32456 +987

33443

500

222x8

1776

500

924/33

28