1. Word problems and one step equations
Unit 4, part 1 Review
Word problems and one step equations

2. Writing Equations from word Problems

4. The whooping crane is 59 inches tall.
Question #1
An average Sandhill crane is 37 inches tall. This is 22 inches less than the average Whooping crane’s height. How tall is the average Whooping crane?
What are the key words to indicate the operation needed?
What operation is needed to write an equation for this situation?
w – 22 = 37
The whooping crane is 59 inches tall.

5. A category 1 hurricane has a storm surge of 4 feet.
Question #2
A category 5 hurricane can have a storm surge of 20 feet. This is about 5 times greater than the storm surge of a category 1 hurricane. What is the storm surge of a category 1 hurricane?
What are the key words to indicate the operation needed?
What operation is needed to write an equation for this situation?
5h = 20
A category 1 hurricane has a storm surge of 4 feet.

6. Ali made $300 for the entire summer.
Question #3
Ali was paid $75 for mowing a neighbor’s yard. This is one fourth of the amount of money she earned all summer. How much did Ali earn all summer?
What are the key words to indicate the operation needed?
What operation is needed to write an equation for this situation?
m/4 = 75 OR ¼ m =75
Ali made $300 for the entire summer.

7. The spinner shark is 6 feet long.
Question #4
While at an aquarium, Alec saw sharks swimming together. He noticed the 8-foot blacktip shark and a spinner shark together were the length of the 14-foot hammerhead shark. What was the length of the spinner shark?
What are the key words to indicate the operation needed?
What operation is needed to write an equation for this situation?
8 + s = 14
The spinner shark is 6 feet long.

8. Pick the ride you are most comfortable with…
Pick a Ride
Pick the ride you are most comfortable with…
“It’s a Small World”
a gentle, easy ride

9. Pick the ride you are most comfortable with…
Pick a Ride
Pick the ride you are most comfortable with…
“Jungle Cruise”
A little more excitement--
seat belt not required

10. Pick the ride you are most comfortable with…
Pick a Ride
Pick the ride you are most comfortable with…
“Space Mountain”
Fast moving thrill ride…

11. Pick a ride y + 7 = 92 3 ½ + y = 21 ¾ 1 + y = 22.8 y = 85 y = 18 ¼
y = or 21 2/10

12. Pick a ride b – 1.2 = 7.2 19 = b – 9 b – 2.8 = 21.999 b = 8.4

13. Pick a ride
3s = 39
3.5j = 49
3.5m = 52.5
s = 13
j = 14
m = 15

14. Pick a ride
= 3
= 3.5
= 3.67
a = 27
a = 31.5
a = 29.36

15. Pick a ride 17 + y = 101 7 ½ + y = 19 1 + y = 13¼ - 2 y = 84

16. Pick a ride b – 0.9 = 1.1 17 + (¼)2 = b – b - 2 = 23 b = 2 b = 10 3/16

17. Pick a ride
48 = 6s
144 = 24j
3.75m = 52.5
s = 8
j = 6
m = 14

18. Pick a ride
= 3
= 7
= 35
a = 60
a = 175
a = 140

19. Pick a ride m
10s = 82
10j = 8.5
(42)m=48
s = 8.2
j = 0.85
m = 3

20. Pick a ride m
(32)s = 81
4j =
5m =
s = 9
j = 2
m = 3

21. Pick a ride
= 11
= 23
= 7/
a = 99
a = 48
a = 7