1. Ratios a COMPARISON of TWO numbers

2. THREE WAYS TO WRITE A RATIO
7:9

3. Ratios need to be in simplest form
5 to 10 is 1 to 2
20:15 is 4:3

4. Stars to moons.

5. Bugs to grasshoppers.

6. Cones to scoops of ice cream.

7. Puppies to kittens.

8. Apples to pieces of fruit.

9. Clownfish to starfish.

10. Yellow cars to red cars.

11. Satellites to cell phones.

12. Sneakers to basketballs.

13. Pizzas to delivery people.

14. Wheels to bicycles.

15. Skateboards to things with wheels.

16. Write ratios for each in simplest form
Balloons 12 red, 15 green, 6 yellow, 20 orange
1. red to green 6. orange to green
2. orange to yellow 7. green to yellow
3. orange to total 8. green to green
4. yellow to red 9. red to green or yellow
5. red to yellow orange to red

17. A recipe calls for 3 cups of flour and 1 cup of sugar
A recipe calls for 3 cups of flour and 1 cup of sugar. What is the ratio of flour to sugar?

18. In Mr. Young’s class, 22 student are right-handed and 4 are left-handed. What is the ratio of right-handed students to left-handed students?

19. Ten boys and 18 girls are going on the sixth-grade science trip
Ten boys and 18 girls are going on the sixth-grade science trip. What is the of ratio of girls to total students?

20. There are 40 sixth-graders and 32 seventh graders working at the nursing home. What is the ratio of sixth-graders to the total number of students working?

21. There are 21 roses and 18 tulips in Haylee’s garden
There are 21 roses and 18 tulips in Haylee’s garden. What is the ratio of roses to tulips in her garden?

22. Martin found a box of books in his attic that contained 14 mysteries, 8 biographies, and 4 comics. What is the ratio of comics to mysteries in the box?

23. There are 28 windows in Kayde’s house. She has washed 20 windows so far. What is the ratio of number of windows she has washed to the number of windows she has NOT WASHED?

24. If you have 12 Sneakers, how many basketballs will you have?

25. If there were 28 wheels, how many bicycles would you have?

26. The ratio of roses to tulips in Haylee’s garden is 4 to 5
The ratio of roses to tulips in Haylee’s garden is 4 to 5. If there are 15 tulips, how many roses are in her garden?

27. The ratio of books are as follows: 14 mysteries 8 biographies 4 comics If there are 40 comic books, how many mysteries would he have? eries in the box?

28. The ratio of roses to tulips in Haylee’s garden is 4 to 5
The ratio of roses to tulips in Haylee’s garden is 4 to 5. If there are a total of 27 flowers, how many roses are in her garden?