Maths

Multiplication Madness!

Posted on Sep 26, 2012 in Maths

Multiplication Madness!

Groups of, bags of, lots of, doubles, triples, products….it’s multiplication madness in Grade 4 this week! We’ve been looking at all the ways to think about, represent and calculate multiplication. We’ve used arrays of objects, drawings, number sentences and formal algorithms.   We’ve discovered that memorising our times tables really helps! We’ve had speed competitions to find products, totals and differences. Each team works out their own strategies...

Read More

Average Adam – Our Imaginary Friend

Posted on Sep 4, 2012 in How We Learn, Maths

Average Adam – Our Imaginary Friend

UPDATE! Today we finished our data investigation called Who Are We?  After collecting lots of data about the people in our class, we could finally answer the question: Who is the average Grade 4 student? It was a little tricky to give a final answer. We had to organise our data and think carefully about whether to use the mean, median or mode for each category. Would you like to meet the average student?  It turns out that no-one in our class fits the profile. We created Average Adam to be our...

Read More

Who are we? (A Data Investigation)

Posted on Sep 3, 2012 in How We Learn, Maths

Who are we?  (A Data Investigation)

This month, we have been getting to know each other through Mathematics. We’ve been writing questions, designing surveys and collecting lots of data about our classmates. We’ve learned to find and interpret the mean, median, mode & range of data sets. We’ve learned to use different graphs for different purposes. We’ve discovered the importance of scale and labels on our own graphs. We’ve gathered data on our ages, learning strengths, birthday months, time at...

Read More

Quote of the Day!

Posted on Aug 30, 2012 in General, Maths

Quote of the Day!

“I feel like I just swam across the Atlantic in one day.” By Dave What a wonderful comment! It describes a huge effort and a great achievement. Congratulations on your progress in Mathematics, Dave!  You have been working hard to understand place value in large numbers. Your friends and teachers are very proud of you. Keep sharing your thoughts and feelings with us. from Ms Y., Ms O’Dwyer & all your Grade 4...

Read More

Do you Sudoku?

Posted on Aug 19, 2012 in How We Learn, Maths

Do you Sudoku?

We’ve been solving sudoku puzzles to strengthen our logical-mathematical intelligence. We discovered that our class is filled with logical thinkers! We quickly moved from simple puzzles to 9×9 grids. The room was very quiet while our brains ticked away. As rows, columns and boxes were filled, people whispered, “Yes!” We had a great Friday afternoon of puzzling. Do you sudoku?  If not, try these 9×9 grids! Are you a puzzle expert?    Tell us about your favourite...

Read More