Singapore Primary Mathematics Answer Keys 1A-3B

This page last updated January 10, 2007

        printed  
  p. 31 Review 7      
    9. third column, 5th row should be 10 2004, 2005  
    11. 24 2004, 2005  
  p. 45 Exercise 64  
    2.(b) Triangle shoudl be unshaded 2004, 2005  
  p. 51 2 Multiplying and Dividing by 6 (pp. 70-74)  
    6.(e) 2832 2004  
  p. 52 Practice 4E (p.85)  
    3.(c) 0 2004  
  p. 61 2 Subtraction (pp. 8-9)    
    1.(a) 55; 53; 53 2004, 2005  
    4.(f) 8 2004, 2005  
  p. 66 1 Hours and Minutes  
    8.(a) 120 min 2004, 2005  
    8.(b) 130 min 2004, 2005