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Problem-solving
Equal Numbers of Coins, Different Values: Why the Count Ratio Is Not the Money Ratio
Equal coin counts can represent very different amounts of money.
· 7 min read
Mathweave articles
Maths ideas worth understanding.
See why a method works, compare the tricky cases, then try a fresh question yourself.
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P4–P5Helping at home
Why P5 Maths Feels Harder: Connecting the Steps in Questions
Connect familiar skills to mixed numbers, discounts and triangle area.
· 7 min read
P6Problem-solving
Before-and-After Ratio Problems: How to Tell What Stays the Same
Choose the unchanged quantity, total or difference before calculating.
· 10 min read
P5–P6Problem-solving
Common PSLE Maths Question Types: How to Recognise the Pattern and Choose a Method
See the relationship in a problem and choose a first move.
· 9 min read
P3–P6Problem-solving
Guess and Check or Assumption Method? How to Choose
Two methods, one problem. Understand what each replacement changes.
· 7 min read
P4–P6Problem-solving
Fraction of the Remainder or Fraction of the Total? How to Tell Them Apart
Almost the same words can change which whole you need.
· 6 min read