Sunday 4 November 2018

N6-L6 : Whole Numbers Practice : Order of Operations

WHOLE NUMBERS – L6 (N6)                  Date/Time:______      Tutor:     
(Part 1) Revise(10-15mins)                                               Start Time:                 

2. Four Operations: To review/revise previous lessons

(Part2) Practice(25-40mins)
                                                                                    Start Time:                 
Find the value of 

1.         20 - (9 + 3 x 2) ÷ 3

2.         (35 +5 x 3) ÷ 10 – 2

3.         (20 x 2 + 2) ÷ 7 + 3

4.         30 + 2 x (6 + 3 x 3) – 25 ÷ 5

5.         1 + 8 x 3 – 4 x 5 + 6 ÷ 6

6.         10 ÷ 2 – 3 x 1 + 7 x 6
                                                                                                Total Mark:                /6

                                                                                    
(III) Word Problems and PSLE questions (15-25mins)            Start Time:                 

PSLE 2018F/S
7.         Find the value of 7 x 6 – 5 + 4 x 2. (2/p1/s)
 (1) 9
 (2) 29 
 (3) 45 
 (4) 51                                                            

8.         Study the pattern below. The first four figures are shown. (15/p2/f) 
The table below shows the number of sticks and dots used to form each figure.
(a) How many dots are used to form Figure 12?
(b) How many sticks are used to form Figure 14?
9*.       Use all the digits 6, 5, 2, 8 to form the number closest to 6000          

10.         John had 437 stamps. He kept 245 stamps for himself and gave the rest to his friends. Each friend received 12 stamps. How many friends were there?

11.         A farmer has 20 chickens and rabbits. There is a total of 58 legs. How many chickens are there? How many rabbits are there?

12.         Kevin is 8 years old. His father is 34 years old. In how many years’ time will his father’s age three times of Kevin age?

Extra Practice
1.         9 + 2 x 3 – (3 + 8 ÷ 4) ÷ 2
2.         16 – 12 ÷ 3 + (7 + 2 x 2) – 4

3.  Bobby has 6 times as many stamps as Calvin. They have 84 stamps altogether. How many stamps does Bobby have?

4.  432 passengers are flying to Bangkok. The number of passengers flying to Hong Kong is 67 more than the number flying to Bangkok. How many passengers are flying to Hong Kong?

5. At a concert, there were 983 men, 745 women, 286 girls and 217 boys.
(a) How many adults attended the concert?
(b) How many children were there?
(c) What is the difference in number between the men and boys?
(D) What is the sum for the number of women and girls?

Factors/Multiples
6. Wendy wanted to pack 50 oranges and 75 apples into as many bags as possible, with no remainder. She packed the same number of fruit in each bag. The number of apples in each bag was the same. How many apples were there in each bag?

7*.       Benny used a calculator to divide a 4-digit number by a 1-digit number. For the 1-digit number, he made a mistake by pressing 4 instead of 5. He obtained the incorrect answer of 260. What should be the correct answer?


Answer Key
1.         15
2.         3
3.         9
4.         85
5.         7
6.         44
7.         3
8a.      169
8b.      420
9.         5862
10.      16
11.      9

12.      5

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