Johnston, C. L. 4 0 1911-

Essential arithmetic / 6 6 C.L. Johnston, Alden T. Willis, Gale M. Hughes. - Fourth edition. - - x, 534 pages : illustrations 28 cm. - - - - - . - [The Johnston/Willis developmental mathematics series] . - Johnston, C. L. 1911- (Carol Lee), Johnston/Willis developmental mathematics series.0 . - . - 0 .

Series statement from: Intermediate algebra / A.T. Willis. 2nd ed. c1987.;Includes index.





5

















5





0534032400 (paperback)

2 = =







83021921

2




2 --0------


6 --0-- 2 --------



0 2 --


--20------





Arithmetic. --------20--


--------20--


----2

QA107 / .J64 19842

513/.142 / 219

/

/