1 1 Many Steppers Press Ctrl-A G Dear ©2009 – Not to be sold/Free to use Stage 4 Year 8

2 Equations – Many Stepper 1. + = 5 a6a6 a9a9 Find the LCM of 6 and 9 Multiple of 6: 6, 12, 18, 24 Multiple of 9: 9, 18, 27, 24 Multiple of 6: 6, 12, 18, 24 Multiple of 9: 9, 18, 27, 24 L owest C ommon M ultiple LCM = x + = 5 a6a6 a9a x 3a 18 2a 18 = 5 5a 18 5a = 90 a = 18 x18 ÷5

3 Equations – Many Stepper 2. + = 2 b3b3 b5b5 Find the LCM of 3 and 5 Multiple of 3: 3, 6, 9, 12, 15 Multiple of 5: 5, 10, 15, 20 Multiple of 3: 3, 6, 9, 12, 15 Multiple of 5: 5, 10, 15, 20 L owest C ommon M ultiple LCM = x + = 2 b3b3 b5b x 5b 15 3b 15 = 2 8b 15 8b = 30 b = 3.75 x15 ÷8

4 Equations – Many Stepper a. + = 2 b2b2 b3b3 b. + = 3 c4c4 c2c2 c. + = 2 g2g2 g5g5 d. + = 1 2a 3 a7a7 e. + = 2 h2h2 2h 7 f. + = 1 3d 8 d4d4 g. + = 3 2k 3 3k 2 h. + = 1 2e 3 e5e5 i. + = 2 m4m4 3m 2 j. + = 2 2n 3 n7n7 k. + = 2 p2p2 2p 5 l. + = 2 3f 7 3f 5