You will be amazed how Ratio can be solved by reading and tearing its fraction apart into an open model (worm), and reading into 15 keywords using zoom-zoom arrows to solve the more challenging Math problem sums, from Primary to Secondary level.
Ratio Compare & Contrast: Model to Solving Singapore PSLE Maths Book 2
$6.95
This eBook teaches advanced problem-solving techniques for mathematical ratios to enhance a student’s analytical skills.
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