Step 5: Compare and Order to 100,000 Year 5 Place Value Learning Video Clip
Buzz and Reena are astronauts travelling around the universe who need help with ordering and comparing numbers to 100,000 and beyond.
More resources for Autumn Block 1 Step 5.
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Discussion points for teachers
- Help Buzz and Reena to order the planets from smallest to greatest size. Discuss how to compare and order numbers with a different numbers of digits, including decimals, using knowledge of place value.
- Buzz thinks that Mars must be the largest planet in the solar system because it begins with a 6, and all the other numbers begin with a smaller digit. Is Buzz correct? Discuss comparing digits in the same column of a place value chart.
- Order the astronauts from the most to the least experienced. Discuss using place value knowledge to compare similar 5-digit numbers.
- Buzz can now see that the total number of hours he has spent in space makes him the second most experienced astronaut in the crew. How many hours could he have spent in space? Discuss how to order the given 5-digit numbers and suggest a 5-digit number that is between two numbers.
- Reena has clocked up twenty-two thousand, one hundred and two hours in space. What position does that put her in the astronaut league? 4th position.
- Help Reena discover what the door code could be. Is there more than one possibility using the clues? Discuss how to use the clues to create different 5-digit numbers.
- Compare the possibilities using inequality signs. Discuss how the symbols can be used to show the comparison between two numbers.
Optional discussion points:
What do you understand by the term diameter?
National Curriculum Objectives
Mathematics Year 5: (5N2) Read, write, order and compare numbers to at least 1,000,000
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