RIC-0563 Developing algebraic thinking
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SHAPES<br />
Triangle 9<br />
Place any 9 of the digits 0 to 9 in the squares so that the sum of each<br />
line is the same.<br />
What is the greatest possible sum you<br />
can find?<br />
Record your results in the Triangle 9<br />
provided.<br />
What is the least possible sum you<br />
can find?<br />
Record your results in the Triangle<br />
9 provided.<br />
88 DEVELOPING ALGEBRAIC THINKING www.ricgroup.com.au R.I.C. Publications ®<br />
ISBN 978-1-74126-088-5