00486nam a2200193Ia 4500001000700000003000500007005001700012008004100029010001500070035002000085040000800105050001600113082000800129100002700137245003700164260003500201300002700236650002900263159035BIBL20160527183108.0750804s1963    xx            000 0 eng u  a 63008886   a(OCoLC)01508885  cDZM0 aQA106b.S54  a5111 aSmart, James R.2Local10aNew understanding in arithmetic.  aBostonbAllyn and Baconc1963.  a268 p.billus.c25 cm. 0aArithmeticy1901-2Local