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Showing posts with label maths. Show all posts
Showing posts with label maths. Show all posts

Wednesday, 13 September 2017

Area

WALT:Calculate the area of a 2D shape.

Hello Readers today I have been learning about area which is the inside of an object or shape.we measure area in squared measure ( for example 27m2 is the area of an object or shape ). the 2 represents squared which we use to calculate area.I hope you enjoy and please leave a comment.

Thursday, 7 September 2017

Perimeter and Area

WALT:To measure the perimeter and area with places and objects

Hello readers today I have done a presentation that involves perimeter which is the outside of a shape or an object and area which is the inside of an shape and object.I hope you enjoy my presentation and please leave a comment.

Monday, 14 August 2017

Mesurement Using Metric Units



Hello readers today I have done a presentation about using Metric Units to convert into more Metric Units as well as estimating what is best to determine what is best to measure stuff.So... I hope you enjoy reading my presentation and please leave a comment.

Thursday, 8 June 2017

Mixure of problems



Hello readers today I've made a presentation about mixture of problems,this means that you have ordinary word maths problems and to work it out you have to identify which operation that you are going to use like addition and subtraction etc and then you have to identify the question that you are trying to work out,and after that you show how you work it out and out of this I have learnt that i can use different ways to work out a maths problem so I hope you enjoy and bye.

Thursday, 1 June 2017

Place Value Tenths and Hundreds




WALT... use tenths and hundredths
Hello readers today I am learning about using tenths and hundredths and I have learnt that there are different uses like addition and subtraction.There is also multiplication and division but today I've only done addition and subtraction so i hope you enjoy and please leave a comment,Bye.
Decimal fractions

Place value practice with tenths and hundredths

WALT... use tenths and hundredths

Example: Fill in your worksheet as shown

Example: 345.6

100
10
1
3
4
5
6

Expanded number: 300 + 40 + 5 + 6/10


Exercise 1


What to do
  1. Fill in your worksheet
  2. Then expand your number

1) 34.5 (2) 8.87 (3) 2.1

4) 18.9 (5) 23.8 (6) 1.6

7) 0.5 (8) 0.23 (9) 3.98

10) 15.2 (11) 15 (12) 674.1

13) 1023 (14) 1045.6 (15) 300.1

16) 89.44 (17) 0.96 (18) 0.35

19) 104.3 (20) 100.5






Question
1000
100
10
1
1/100
Expanded number
1.


3
4
5

30 + 4 + 1/5
2



8
8
7
8 + ⅛ + 1/08
3



2
1

2 + 1/1
4


1
8
9

10 + 8 + 1/9
5


2
3
8

20 + 3 + 1/8
6



1
6

1 + ⅙
7



0
5

0 + 1/5
8



0
2
3
0 + ½ + 1/03
9



3
9
8
3 + 1/9 + 1/08
10


1
5
2

10 + 5 + 1/2
11


1
5


10 + 5
12

6
7
4
1

600 + 70 + 4 + 1/1
13
1
0
2
3


1000 + 20 + 3
14
1
0
4
5
6

1000 + 40 + 5 + 1/6
15

3
0
0
1

300 + 1/1
16


8
9
4
4
80 + 9 + ¼ + 1/04
17



0
9
6
1/9 + 1/06
18



0
3
5
⅓ + 1/05
19

1
0
4
3

1000 + 4 + 1/3
20

1
0
0
5

100 + 1/5

Exercise 2


What to do:
Write the expanded numbers as a decimal fraction


Question
100
10
1
1/10
1/100
Decimal fraction
A
4
0
3
0
0

B
0
8
9
0
3

C
2
3
4
6
0

D
3
0
6
0
5

E
0
0
0
0
0

F
0
7
0
1
6

G
6
0
0
0
0

H
0
0
3
8
6

I
8
2
4
5
0

J
3
0
1
0
6

K
2
3
5
9
0





Exercise 3
Underline the hundredths in each question

1)  34.64 (2) 78 (3) 345.9

4)  1234.624 (5) 67.9 (6) 0.0122

7)  59.345 (8) 12345.82 (9) 456.6722

10)  12.89 (11) 0.897 (12) 21.2129


Exercise 4
Highlight the digit in the tens place

1) 24 741 (2) 18 932 (3) 78.043

4) 567.15 (5) 4536. 407


Exercise 5

Add one tenth () to each of these numbers

1)  0.9 (2) 0.5 (3) 12.2

4) 24.6 (5) 12.8 (6) 168.6

7)  2145.4 (8) 1.1 (9) 24. 1


Exercise 6

Add one hundredth (1/100) to each of these numbers

1)  0.72 (2) 0.31 (3) 12.05

4)  24.433 (5) 12.632 (6) 18.449  

7)  2145.20 (8) 0.91 (9) 23.96


Exercise 7

Take one tenth () from each of these numbers

1) 39.5 (2) 32.0 (3) 123.6

4) 0.88 (5) 45.5 (6) 56.0

7) 286. 1 (8) 39.0 (9) 8.1

10) 478.20