Placement Test for Singapore Primary Mathematics 3B
1. Use mental calculation.    
(a) 34 + 23 = (b) 56 - 24 =
(c) 600 x 7 = (d) 3600 ÷ 9 =

2. Fill in the blanks. 
(a) 5 m - 3 m 45 cm = _______  m _______  cm
(b) 3408 m = _______  km _______  m
(c) 3 kg 250 g - 1 kg 600 g = _______  kg _______ g
(d) 3 L 6 ml = _______  ml
(e) 4 L 400 ml + 680 ml = _______  L  _______  ml
(f) 5 h 10 min - 3 h 25 min = _______  h _______  min
(g) 1 year 8 months = _______  months
(h) 30 days = _______  weeks _______ days
*(i) 4 yd 1 ft - 1 yd 2 ft = ______ yd ______ ft
*(j) 6 ft 7 in. + 2 ft 10 in. = _____ ft ______ in.
*(k) 3 lb - 2 lb 5 oz = _____ lb _____ oz
*(l) 13 gal 1 qt - 2 gal 3 qt = _____ gal _____ qt

3. This bar graph shows David's savings for five months.

Use the graph to answer the following questions.
(a) David saved _______ in August.
(b) He saved the least money in ______________.
(c) In ______________ he saved twice as much as in November.
(d) He saved _______ more in October than in July.

4.  Find the missing numerator or denominator.

(a) (b)

5.  Circle the larger fraction.

(a) 2   3
5   8
(b) 4   2
7   5

6. The rectangle and the square have the same perimeter.  Find their areas.
(a) The area of the rectangle is ________________.
(b) The area of the square is ________________.

7. A melon is 5 times as heavy as an orange.  If the orange weighs 450 g, find the weight of the melon.  Give your answer in kilograms and grams.
 
 
 

8. Peter, Paul, and Mary shared a pizza.  Peter and Paul each had  of the pizza.  How much pizza did Mary have?
 
 
 

9. John took 2 h 40 min to paint his room.  He finished at 1:30 p.m.  What time did he begin painting his room.
 
 
 
 

10. String A is 85 cm long.  String B is twice as long.  String C is 30 cm shorter than string B.  How long is string C?  Give your answer in meters and centimeters.
 
 
 

11. The length of a rectangular field is 90 m and its width is 15 m.  Sam ran around the field three times.  How far did he run?
 
 
 
 

12. Mary made 465 rolls.  She gave away 15 rolls and sold the rest at 6 for $1.  How much money did she receive?
 
 
 
 

*13. Peter weighs 40 lb 10 oz. Paul weighs 1 lb 12 oz less than Peter. Mary weighs 2 lb 4 oz more than Paul. What is the total weight of the three children?
 
 
 
 

*14. The length of board A is 3 ft 4 inches. The length of board B is 45 inches. Which is longer? How much longer?
 
 
 
 

* Note: Starred problems pertain only to Primary Mathematics US edition.

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