(2016). "The relationship between mental arithmetic and estimate approximate skill and solving mathematical problems among sixth grade students". Alustath, 2(217), 29-56.
. ""The relationship between mental arithmetic and estimate approximate skill and solving mathematical problems among sixth grade students"". Alustath, 2, 217, 2016, 29-56.
(2016). '"The relationship between mental arithmetic and estimate approximate skill and solving mathematical problems among sixth grade students"', Alustath, 2(217), pp. 29-56.
"The relationship between mental arithmetic and estimate approximate skill and solving mathematical problems among sixth grade students". Alustath, 2016; 2(217): 29-56.


Journal Management System. Powered by ejournalplus.com