Daily Bread (1) - 29 Feb

Dear all,
Please try these questions on a piece of paper.

1. Use all the digits below to form the smallest 5-digit odd number.

2.  A 5-digit number when rounded off to the nearest thousand is 18 000. What is the largest possible number?

3.  A 4-digit number when rounded off to the nearest thousand is 5000.
(a) What is the smallest possible number?
(b) What is the greatest possible number?

4. Express 2.08 as a fraction in its simplest form.

5.  Express 3.05 as a fraction in its simplest form.

6.  I am thinking of a 4-digit number. The value of the digit 6 is 6000. The largest digit is in the ones place. The value of the digit 7 is 700. The digit 5 stands for 50. What is the number?

Regards,
Mrs Mak

Maths Questions

Dear all,
Work on the following sums again on a piece of foolscap paper. Draw your models.
Put your answer in my locker tomorrow morning.

1.  Jerome baked 125 more cookies than Lydia. If Lydia gave him 30 cookies, how many more cookies would Jerome have than Lydia?

2.  Lilian had some cards. After she gives away 16 cards, she has 24 cards left. What fraction of her cards has she left?

3. Andy has $60. He spent 2/5 of it on a toy. Ho much money did he spend?

4.  Tony had an equal number of chocolate cookies and walnut cookies. He sold 66 chocolate cookies. He had 4 times as many walnut cookies as chocolate cookies left. How many cookies did he have at first?

5. There are 11 488 students in Sunshine Primary School. There are 160 more students in West Coast Primary School. The number of students in North Point Primary School is half the total number of students in Sunshine Primary School and West Coast Primary School. How many students are there in North Point Primary School?

Regards,
Mrs Mak

Answer to Fraction : Problem Sums

Dear "STAR"pupils,
The answer to the worksheet:

1.  8kg
2.  96 buttons
3.  $600
4.  $104
5.  7kg
6.  1500ml
7.  6kg
8.  1.5kg or 1 1/2 kg

Love,
Mrs Mak

Heuristic - Guess and Check

Dear all,
I hope that the Guess and Check method you did today is one skill you have mastered.
Let's try the question below on a rough piece of paper ( It has to be a decent piece of paper.)

Mrs Lee bought 60 pens and pencils. A pencil cost $1.20 and a pen cost $1.50. She spent $84 on all the 60 pens and pencils. How many pens and how many pencils did she buy? 

Questions to ask yourself:
What is the guessing number?
What is the checking number?
How to make use of $1.20 and $1.50?
What details to put in my table?

Happy solving....

Love you,
Mrs Mak

Answer to the WS

Dear all,
Mark your answer for the fraction ws.

1.a.  7/5 = 1 2/5                                 2a  2/9                             3a.  3 1/9

b. 15/8 = 1 7/8                                    b. 1/2                               b.  4 2/5

c.  9/5 =1 4/5                                      c.  7/22                            c. 5 19/24

d. 50/9 = 5 5/9                                   d. 1 5/12                          d. 1 1/2

e.  66/12 = 5 1/2                                e.  4/5                              e.  4 37/72

f.  72/8 = 9                                        f. 7/8                                f.  4  1/70
   
                                                         g. 1 14/55                        g.  2  2/3


4a.  625g                                         5a.   7/12                            6.  2/3,  25/32,  7/8                  

  b.  60 cm                                         b.    9/20                          7.  1/2, 1/3, 1/7, 1/10

 c.  900ml                                          c.  16/25                          8.   21

 d. 750m                                             d.  8/25                           9.  22

 e.  20  min                                         e.  27/50                        10.  3/5

  f.  4600ml                                        f.  49/250                        11.  33/52

  g.  6785m                                        g.  12/25                         12.  1/3


Hope you have gotten all the questions correct.

Love you,
Mrs Mak

Creating Parallel Questions

Dear all,
Please go to P5-4's blog to create 2 questions based on Heuristic 8.
Instructions are written clearly in the question. Just "mouse"over the word "here" and the question will appear.

We shall see who will be the first to submit your question.

Love you,
Mrs Mak

Order of Operations

Dear all,
Do these sums and let's see who can get all the answers correct!

Love you,
Mrs Mak