i‑Learner Education Centre

Student Work

The Tricks to Fractions, Decimals and Percentages

40% of the students in a hall are male. After 10 female students leave, there are equal numbers of male and female students now. Do you know how many male students are in the hall?

This is a typical example of challenging word problems at P6. Students can hardly write down a simple expression to solve it. However, I suggest my student using pictures to make the problem much easier, without the use of equations.

The solution by my student: