Good morning/afternoon Year 4 · 2020-05-22 · Good morning/afternoon Year 4 •Welcome to another week of homeschooling. We hope that all of you are safe and well and we are missing

Good morning/afternoon Year 4

• Welcome to another week of homeschooling. We hope that all of you are safe and well and we are missing you all.

• This week, the answers are saved in a separate document, so be sure to check them once you have completed your work.

• Remember to keep sending your work over to us for us to see what you have been up to.

• 4AA – [email protected]

• 4JM – [email protected]

mailto:[email protected]

Times Table Rockstars

• As you saw last week, we will be celebrating our top earners each week.

• This week’s top three are:

1. Jeanette (4AA) – 276,915 coins

2. Vandy (4AA) – 181,690 coins

3. Dara (4AA) – 19,305 coins

Well done to the above children!

Year 4 – Spring Block 3 – Fractions

Step 6: Add 2 or More

Fractions

© Classroom Secrets Limited 2019

Use this video to help you, if you need it:https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-adding-subtracting-frac/v/adding-fractions-with-like-denominators

https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-adding-subtracting-frac/v/adding-fractions-with-like-denominators

Introduction

Circle the shapes below that are equivalent to .


3

4

Varied Fluency 1

Shade the model to complete the following calculation.


4+

9=

10 10

Varied Fluency 2

Complete the calculation below.


7+

4+

5=

9 9 9

Varied Fluency 3

Tick the correct answer. Use the empty number line to help you.


20

21

5+

11+

4=

7 7 7

18

720

7

Varied Fluency 4

Fill in the missing numbers.


A. 7

+9

= +5

=12 12 12 12

B. 11

+12

= +5

=8 8 8

Problem Solving 1

Use the digit cards to complete the calculations below so that both

equal .


A. 7

+9

+6 6

B. + +6 6 6

11 14 49 6

27

6

Problem Solving 2

Using at least two of the fraction cards, create two addition

calculations to equal the target fraction.


4

15

2915

15

15

14

15

11

15

Reasoning 1

Alice and Sean are finding missing numbers in a calculation.

Who is correct? Explain how you know.


and are missing.

and are missing.

9

9

1

9

6

9

5

9

2 + + = 13

9 9 9 9

Alice

Sean


Step 7: Subtract 2 Fractions


Use this video to help, if you need it:https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-adding-subtracting-frac/v/subtracting-fractions

https://www.khanacademy.org/math/arithmetic/fraction-arithmetic/arith-review-adding-subtracting-frac/v/subtracting-fractions

Introduction

Match the calculation to the representation.


A.

B.

C.

4+

5

5 5

5+

3

4 4

8+

3

6 6

1.

2.

3.


Varied Fluency 1

Use the images below to help you calculate the subtraction.

7–

4=

5 5#


Varied Fluency 2

Match the calculation to the correct answer.

12–

6=

7 7#

A.7

7B.

1

7C.

6

7


Varied Fluency 3

Circle the calculation that matches the representation.

18–

8

10 10

18–

7

10 10


Varied Fluency 4

Complete the calculations.

A.

B.

12

5

13

7– =

2

7

– =4

5

Reasoning 1

Anika’s ribbon measures metres.

Simon’s ribbon measures less than Anika’s.

Is she correct? Explain your answer.


8

6

4

6

Simon’s ribbon is

of a metre.3

6

Anika

Problem Solving 1

Use the digit cards to complete this calculation. You can use each

card more than once if you wish.


6 8 10 4

16

– =


Reasoning 2

Are these calculations the same?

Use the shapes to prove your answer.

14–

7

8 8

14–

5–

3

8 8 8


Step 8 – Subtracting

fractions from a whole


Use this video to help, if you need it:https://www.youtube.com/watch?v=m2XJM4tQPIM

https://www.youtube.com/watch?v=m2XJM4tQPIM

Introduction

Match the calculation to the answer.


11–

10

12 12

10–

4

12 12

9–

6

12 12

7–

3

12 12

1

12

1

2

1

4

1

3

Varied Fluency 1

Use the bar model to complete the calculation.


3 –8

=9

Varied Fluency 2

Complete the calculation by using the number line.


64

64

65

7 71

72

73

74

75

86 6 6 6 6 6 6 6

8 –8

=6

Varied Fluency 3

Tick the calculation represented by the bar model.


B. 4 –14

=10

8 8

A. 4 –14

=18

8 8

Varied Fluency 4

Circle the correct calculation(s).


A. 3 –11

=10

7 7

B. 5 –7

=22

6 6

C.40

–15

=25

10 10 10

Problem Solving 1

Use the bar model to create subtraction calculations where an

improper fraction is subtracted from a whole number.

Find 3 possibilities.


2 – =9 9

Reasoning 1

Circle the odd one out.

Explain your reasoning.


A. 5 –4

7

B. 6 –4

7

C.42

–4

7 7

Reasoning 2

Absaar has an improper fraction.

He subtracts it from a whole number and gets a proper fraction as

his answer.

Holly says,

Do you agree with Holly? Explain your answer.


I think Absaar’s calculation is .3 –7

6


Step 9: Fractions of a

Quantity


Use this video to help, if you need it:https://www.google.com/search?rlz=1C1GCEA_enGB901GB901&ei=XBC9XuaTC--i1fAPt-aGwAU&q=finding+fractions+of+an+amount+year+4+video&oq=finding+fractions+of+an+amount+year+4+video&gs_lcp=CgZwc3ktYWIQAzIFCCEQoAE6BAgAEEc6BwghEAoQoAFQnRJY8xVgiBdoAHABeACAAV-IAfsCkgEBNZgBAKABAaoBB2d3cy13aXo&sclient=psy-ab&ved=0ahUKEwjmsYqXhrPpAhVvURUIHTezAVgQ4dUDCAw&uact=5&safe=active&ssui=on#kpvalbx=_dhC9XtKdDeqp1fAP84KQ4AE29

https://www.google.com/search?rlz=1C1GCEA_enGB901GB901&ei=XBC9XuaTC--i1fAPt-aGwAU&q=finding+fractions+of+an+amount+year+4+video&oq=finding+fractions+of+an+amount+year+4+video&gs_lcp=CgZwc3ktYWIQAzIFCCEQoAE6BAgAEEc6BwghEAoQoAFQnRJY8xVgiBdoAHABeACAAV-IAfsCkgEBNZgBAKABAaoBB2d3cy13aXo&sclient=psy-ab&ved=0ahUKEwjmsYqXhrPpAhVvURUIHTezAVgQ4dUDCAw&uact=5&safe=active&ssui=on#kpvalbx=_dhC9XtKdDeqp1fAP84KQ4AE29

Introduction

Match the calculations to the representations.


3 –12

5

3 –4

5

15–

14

5 5

Varied Fluency 1

Circle the number that is of the whole number represented

below.


30 6 48

5

8

Varied Fluency 2

Solve the calculation below.


4of 45 =

5

45

9 9 9 9 9

Varied Fluency 3

Find two thirds of 60.


2of 60 =

3

Varied Fluency 4

Use counters to match the calculation to the correct amount.


A.2

of 243

B.3

of 8010

C.4

of 355

D.3

of 484

16

24

36

28

Problem Solving 1

Below is the recipe for 4 brownies. Sinead only needs to make 3

brownies.

How much of each ingredient will she need?


Brownie Ingredients

4 eggs

100g plain flour

120g cocoa powder

80g chocolate

Reasoning 1

Lori is making lunch. The recipe says to use as many aubergines

as courgettes. Lori uses 12 courgettes but she’s unsure of how many

aubergines to use.

How many aubergines does Lori need? Explain how you know.


3

4


3

8

Steph

The answer is 9.

The answer is 64.

Jake

Reasoning 2

Steph and Jake are calculating of 24.

Who is correct? Explain how you know.


Step 10: Calculate Quantities


Introduction

Omar has 24 flowers.

Find of Omar’s flowers.




1

2

4

6

3

8

Varied Fluency 1

Marco is finding fractions of an amount. He knows that of his

number is 6.

Complete the bar model to find the whole.


1

7

Varied Fluency 2

of a number is 20.

Complete the bar model to find the whole.


4

9

Varied Fluency 3

Lorna knows of a number is 12.

Use this information and the bar model above to complete the

sentence below:


4

11

12

4of =

11

Varied Fluency 4

Locclan has a packet of grapes.

He has eaten of the packet.

He has eaten 15 grapes.

How many grapes were in the packet before Locclan started eating

them?


5

12

Reasoning 1

Marley completes the following calculation in his book but he has

made a mistake.

Find the mistake that he has made.

Draw a bar model to prove your answer.


If is 21, then the whole is 63. 3

7

Reasoning 2

Elodie is calculating a whole number from a fraction.

She says,

Is she correct? Explain how you know.


I know of a number is

14. To find the whole I can

multiply 14 by 12 because that’s

the denominator.

7

12

Problem Solving 1

Gina and Melvin are each collecting marbles in a bag.

of Gina’s bag is 16 marbles.

of Melvin’s bag is 12 marbles.

Who has the most marbles in their bag?


4

10

2

7

Documents

Good morning/afternoon Year 4 · 2020-05-22 · Good morning/afternoon Year 4 •Welcome to another week of homeschooling. We hope that all of you are safe and well and we are missing