Leong, Charles. <br/><br/>
Problem-solving maths:  primary 5. 

 - Third edition. 
<br/><br/>Whole numbers -- Fractions -- Area of Triangles -- Ratio and Proportion -- Geometry -- Decimals -- Percentage -- Average -- Rate -- Graphs -- Tessellations -- Volume 
<br/><br/><label>ISBN: </label>9789810757975 
<br/><br/><label>Dewey Class. No.: </label>CIR 513.07 T264 2000 v. 5