Izsák, Andrew. <br/><br/>
Surveying middle-grades teachers' reasoning about fraction arithmetic in terms of measured quantities / 
Andrew Izsák, Erik Jacobson, and Laine Bradshaw. 
 - Reston, Virginia ;   National Council of Teachers of Mathematics ,   March 2019. 
 - Volume 23, pages 156-209 ;  24 cm. 
<br/><br/> Journal for Research in Mathematics Education, vol. 50, no. 2, pages 156-209, November 2017. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Arithmetic.<br/>Fractions.<br/>Inservice Teacher Education
<br/><br/><label>Dewey Class. No.: </label>DPer 510.071 J826 November 2017 v. 48 n. 5, Jan-May 2019 v. 50 n. 1-3.