PreAssessment-NumberSystem-Grade8

Pre-Assessment Grade -8 © 2006 -2010 tutorco.com 1 2 marks for each Question Number System 1. The place value of 8 in 892,234,752 is : a) 8 b) 800 c) 800000 d) 800000000 2. Simplify : 14 + 3 x 8 /2 a) 80 b) 26 c) 68 d) 56 Pre-Assessment Grade -8 © 2006 -2010 tutorco.com 2 3. State true or false : 21 is a prime number. a) true b) false c) can't say d) incomplete information 4. LCM of 32 and 20 is : a) 180 b) 320 c) 160 d) 640 Pre-Assessment Grade -8 © 2006 -2010 tutorco.com 3 5. GCD of 80 and 20 is : a) 5 b) 10 c) 20 d) 40