11–13
Name
Date
The Scaly Creatures Reptile Park has animals such as turtles,
snakes, alligators, and crocodiles. Answer the questions
about the reptiles.
1. Last year, the largest alligator, Alex,
was 3.9 meters long. This year Alex
is 4.15 meters long. How much did
Alex grow in one year?
2. The turtles are fed 12.75 pounds
of food in the morning and
10.5 pounds in the evening. How
much food do they get each day?
3. Giant tortoises can grow to be
1.4 meters long. Shelley the
tortoise is 0.65 meters long. How
much longer could she get?
4. Crocodiles can live to be 75 years
old. The oldest crocodile in the
park, Olga, is now 63.5 years old.
How much longer could she live?
5. One of the rattlesnakes was
5.85 centimeters long when she
hatched last year. During the year,
she grew 7.65 centimeters. How
long is she now?
6. The largest python at the park
weighs 31.72 pounds. The smallest
python weighs 9.08 pounds. What
is the difference in their weights?
Subtract.
7. $46 - 19¢ =
8. 0.5 - 0.07 =
9. 36 - 0.16 =
10. $52.09 - 36¢ =
11. 0.85 - 0.58 =
12. 97.2 - 0.24 =
13. 0.67 - 0.19 =
14. 0.15 - 0.003 =
15. 42.18 - 1.07 =
UNIT 11 LESSON 13
4_066905_U11L13.indd 299
Mixed Practice With Decimals
299
4/19/08 12:38:57 PM
11–13
Name
Date
The Scaly Creatures Reptile Park has animals such as turtles,
snakes, alligators, and crocodiles. Answer the questions
about the reptiles.
1. Last year, the largest alligator, Alex,
was 3.9 meters long. This year Alex
is 4.15 meters long. How much did
Alex grow in one year?
23.25 pounds
0.25 meters
3. Giant tortoises can grow to be
1.4 meters long. Shelley the
tortoise is 0.65 meters long. How
much longer could she get?
0.75 meters
4. Crocodiles can live to be 75 years
old. The oldest crocodile in the
park, Olga, is now 63.5 years old.
How much longer could she live?
11.5 years
5. One of the rattlesnakes was
5.85 centimeters long when she
hatched last year. During the year,
she grew 7.65 centimeters. How
long is she now?
13.5 centimeters
2. The turtles are fed 12.75 pounds
of food in the morning and
10.5 pounds in the evening. How
much food do they get each day?
6. The largest python at the park
weighs 31.72 pounds. The smallest
python weighs 9.08 pounds. What
is the difference in their weights?
22.64 pounds
Subtract.
7. $46 - 19¢ = $45.81
8. 0.5 - 0.07 = 0.43
10. $52.09 - 36¢ = $51.73 11. 0.85 - 0.58 = 0.27
13. 0.67 - 0.19 = 0.48
UNIT 11 LESSON 13
4_066905_U11L13.indd 299
9. 36 - 0.16 = 35.84
12. 97.2 - 0.24 = 96.96
14. 0.15 - 0.003 = 0.147 15. 42.18 - 1.07 = 41.11
Mixed Practice With Decimals
299
4/19/08 12:38:57 PM