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What is the remainder when each number is divided by 2: 14, 27 and 100?
Contributed by StemPy LabTry it on paper first. A hint, the key idea and the worked solution are here when you need them.
What is the remainder when each number is divided by : , and ? Which numbers are even? Write a rule.
Need a reminder? The key ideaShow
The remainder after dividing by 2 tells if a number is even or odd.
The worked solution
Have you tried it?
Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, go through the solution one step at a time, and check each step against your own.
14 % 2is0.27 % 2is1.100 % 2is0.
Rule. A whole number is even when n % 2 is 0, and odd when n % 2 is 1.
Answer: 14 and 100 are even. 27 is odd.
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