Odds and evens

What is an odd number?

What is an even number?

Give examples to prove your thinking!

How close to 100? with the amazing students of room 15!

Today we played the game how close to 100. This develops communicating skills while also exploring "groups of" and creating visual representations of sets. The students in Room 15 were amazing and two groups got to 100!

Numbers

Find  a reason why each one does not belong.

TECHNOLOGY- What can you interpret?

Technology is changing how we interact in the world in which we live.How do current New Zealand school students use technology?

Have a look at the information below. Interpret and post factual information you notice from the image below. 

You could make comparisons between primary school students and secondary school students.

What is the most frequently used device?

What else do you notice?

Can you complete all the tasks about the number 209?

Can you complete all the tasks about the number 209?
Record your answers to some or all of the questions.

Pyramids.

Can you find the correct numbers to fill the gaps?

Post your answers as a comment, stating which pyramid you have solved, (i) or (ii).

FOR THE HOLIDAYS.........

Check out this NASA link for more opportunities to match the equation to the story. 

Share your decisions A, B or C with a reason why you chose the answer that you did!!

https://spacemath.gsfc.nasa.gov/Grade35/5Page5.pdf



For example:

Scientific research has a lot in common with solving number puzzles like SODUKO in order to figure out what stars or planets are doing in space. Use your puzzle solving ability to figure out what event is described by the following number sentences! 

1 - Which story matches the sentence 23 – 10 + 6 = 19 ? 

A) An astronomer discovers 23 quasars on one photograph, 10 quasars on a second photograph, and 6 additional quasars on a third photograph. How many quasars did she identify? 

B) An astronomer spots 23 solar flares on Tuesday and 6 solar flares on Thursday, then decides that 10 of the solar flares were not real. How many real flares did he see? 

C) An astronomer counts a total of 19 lunar craters, and classifies 23 of them as asteroid impacts, 6 of them as volcanic calderas and 10 of them as meteor impacts.