prime number grade 7 number system
© 2007 1 -2010 tutorco.com Write P for the prime number and C for the composite number : 1) 23 2) 45 3) 6 4) 7 5) 12 6) 81 7) 79 8) 100 9) 42 10) 31 TOPIC: NUMBER SYSTEM 7/1/3/S © 2007 2 -2010 tutorco.com Q2. Find the prime factorisation of the following : 1) 64 2) 125 3) 450 4) `144 5) 108 © 2007 3 -2010 tutorco.com Find the numbers whose prime factorization is given below: 1) 3 x 5 x 7 = 2) 2 x 2 x 3 x 5 = 3) 2 x 3 x 5 x 7 = 4) 3 x 3 x 5 = 5) 2 x 3 x 3 x 5 =
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