Column addition 4: Lesson 3: penguins
Spot the Mistake!
Someone has made a mistake in their column addition. Can you explain the mistake to your talk partner?
Did you Know?
Because penguins are flightless birds, and spend 80% of their time in the water, it is crucial their feathers are waterproof and warm. A thick layer of fat (blubber) gives penguins an extra layer of protection against the cold.
Use PAWS, counters and column addition to solve the following word problem.
Penguins were first sighted by explorers in 1497. However, It wasn’t until 343 years later that a sailor’s diary was published and people were able to read about these remarkable birds. (“The birds are like ducks that cannot fly and bray like donkeys!”)
In which year was the sailor’s diary published?