Sara & Ryan Sheehy
How many months have 28 days? If you’re not careful with this question when you’re reading it, you could very easily trip up and give an incorrect answer. Most people interpret this question as: how many months have 28 days only? And people are quick to answer 1 thinking that February is the only month …
How can you tell if a number is divisible by four? If the last two digits of the number are divisible by four then the original number is also divisible by 4. For example, if the number is 47,128 then the last two digits of that number is 28. As 28 is not divisible by …
How do you know if a number is divisible by three? The fastest way of determine if a number can be divisible by 3 is to add up all the digits in the number and if that number is divisible by 3 then the original number is divisible by 3. For example, suppose the original …
How have the top 600-odd NSW schools fared over the last 7 years? After ferreting around the web for historical data I’ve been able to cobble together a spreadsheet listing the ranking of 600-odd schools since 2015. The data has simply captured the rank of each school according to the HSC results for each year. …
How do you solve math problems where the question asks to detail the three consecutive integer numbers whose sum is ? The problem can easily be solved if you apply algebra. As there are 3 consecutive integer numbers involved in this problem you could represent these three numbers as , and . What Does n+1 …
When I first heard of the split strategy and my child’s inadequacy of being able to perform it, my first reaction was, “Split what??” It can seem like a convoluted means of being able to add numbers, but there’s a method to the mathematical madness. The split strategy is a mathematical technique to help your …