100 mathematical problems for students aged 11 to 13 years /

]]> [Perth, W.A.] : Mathematical Association of Western Australia, 1980 .
124 p. : , Available from The Secretary, Mathematical Association of Western Australia, c/- Mathematics Dept., University of Western Australia, Nedlands, W.A. 6009. 30 cm..
0959673415

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Arithmetic /

Perth : Education Dept., W.A., 1965 .
V. : , Cover title. | To be used with Arithmetic 5: applications to commerce. 24cm..

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100 mathematical problems for students aged 11 to 13 years /

Arithmetic /