S2 (2.5) Length and Area.notebook March 08, 2017
Q1. 457
Q2. -7 - 3 (Getting Colder!)
Q3. Round 178 to the nearest 100
Q4. 350 ÷ 100 Q5. 6 x 5 - 1
- 210
Daily Practice 17.5.2016
Q1. 265 x 9 Q2. 23.4 x 100
Q3. -5 + 16 Q4. State all the factors of
18 and 12
Q5. Round 78.99 to the nearest unit
Today we will be learning about units of
measurement.
Q1. Round 7166 to the nearest thousand
Q2. 140 ÷ 100 (Moving the digits)
Q3. 43 x 50 (Remember 43 x 50 is the same as 43 x 5 x 10)
Q4. 2.25 + 1.78 (Write as a chimney sum)
Q5. -5 + 16 (Getting warmer)
Today we will be continuing to learn about units
of length and will be doing some measuring.
Length (Metric Units) 16.5.2016
Unit of length What would you measure using it
S2 (2.5) Length and Area.notebook March 08, 2017
Length (Metric Units)State the unit of measurement that you would use to measure the following:
1. Distance from Edinburgh to Balerno
2. Your height
3. Length of a room
4. Width of a book
5. Distance from North Scotland to Southern England
Pairs:
1. Rhys and Chloe
2. Nicole and Zoe
3. Rachel and Michael
4. Darren and Connor
5. Derek and Brooke
6. Angus and Charlie
Daily Practice 20.5.2016
Q1. Round 80133 to the nearest hundred
Q2. 250 ÷ 1000
Q3. 15 x 60
Q4. 32.25 + 1.78
Q5. 4 - (-3)
Today we will be continuing to learn about length.
Length Conversions (Metric)There are ____ millimetres in 1 centimetre.
There are ____ centimetres in 1 metre.
There are ____ metres in 1 kilometre.
To turn:
mm to cm -> ÷ 10 cm to m -> ÷ 100 m to km -> ÷ 1000
cm to mm -> x 10 m to cm -> x 100 km to m -> x 1000
Length Conversions
Examples:
1. Convert 60mm to cm 2. Convert 170cm to metres
3. Convert 8500m to km
S2 (2.5) Length and Area.notebook March 08, 2017
Daily Practice 25.5.2016
Q1. 7 + 3 x 5
Q2. Simplify 8v + 2v + 3v - v
Q3. How many millimetres are in a centimetre?
Q4. Round 81.5 to the nearest unit
Q5. Multiply out 2(c + 4)
Today we will be continuing to learn how to
convert units of length.
How many millimetres are in 1 centimetre?
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0 1 2 3 4 5
0°
Centimetres into Millimetres
How many mm are in:
(a) 2cm (b) 3cm (c) 4.5cm (d) 10cm
(e) 7cm (f) 10.5cm (g) 23cm
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
0 1 2 3 4 5
0°
Millimetres into Centimetres
(a) 10mm = ____cm (b) 20mm (c) 55mm (d) 120mm
(e) 80mm (f) 150mm (g) 12mm (h) 550mm
÷ 10
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
0 1 2 3 4 5
0°
S2 (2.5) Length and Area.notebook March 08, 2017
Daily Practice 30.5.16
20 Questions Mental MathsToday we will be continuing to practise length
conversions.
x 100
How many centimetres are in:
(a) 2m (b) 4m (c) 5.5m (d) 10m
(e) 17m (f) 11.5m (g) 85m
Metres into centimetres
÷ 100
How many metres are each of the following?
(a) 200cm (b) 500cm (c) 450cm (d) 70cm
(e) 1800cm (f) 140cm (g) 9000cm (h) 208cm
Centimetres into Metres
How many metres are in:
(a) 3km (b) 7km (c) 56km (d) 2.5km
(e) 17km (f) 9.5km (g) 0.4km (h) 0.02km
x 1000
Kilometres into Metres
How many kilometres is:
(a) 3000m (b) 14000m (c) 3600m (d) 400m
(e) 170000m (f) 1950m (g) 320m (h) 2002m
÷ 1000
Metres into Kilometres
S2 (2.5) Length and Area.notebook March 08, 2017
Length Conversions
Questions: Convert the following
(a) 300cm to metres
(b) 4000m into kilometres
(c) 50mm into centimetres
(d) 450cm into metres
(e) 63mm into centimetres
(f) 304cm to metres
(b) 8560m into kilometres
(c) 600mm into centimetres
(d) 50cm into metres
(e) 7mm into centimetres
Derek 152cm
Chloe 166cm
Michael 148cm
Rhys 148cm
Nicole 152cm
Douglas 154cm
Darren 169cm
Rachel 155cm
Connor 159cm
Zoe 153cm
Brooke 161cm
Tiegan
Miss Deely 169cm
Are you a square or a rectangle?
Measure the length from the longest finger on your left hand to the longest on your right. Then compare with your height.
2 x 3 5 + 318 - 10 2 x 3 12 - 4 8 x 1 5 x 2 + 2 9 - 3
54 ÷ 7 2 x 4 9 + 2 24 - 12 2 x 3
19 - 6 8 x 3 16 ÷ 2 28 ÷ 7 11 + 7
5 x 2 6 + 2 36 ÷ 4 36 ÷ 3 29 - 12
6 x 3 3 + 5 x 1 16 - 2 x 2 64 ÷ 8 4 x 4
Length
The Imperial system is an older system of measurement that is still in use in the UK.
Imperial Units of Length - Inches, feet, yards, miles.
1 foot = 12 inches
1 yard = 3 feet
1 mile = 1760 yards
Daily Practice 31.5.2016
Q1. 45 x 100 Q5. 34 x 20
Q2. 6 - 2 x 5
Q3. Write 0.04 as a fraction
Q4. How many centimetres are in 3 metres?
Today we will be learning about perimeter.
S2 (2.5) Length and Area.notebook March 08, 2017
Perimeter
The perimeter of a shape is the total length around the outside of it.
Examples: Calculate the perimeter
(a) (b) 5.8cm
2.2cm
9cm
9cm
9cm9cm
9cm
9cmToday we will be continuing to learn about perimeter.
Example: Finding the missing side given the perimeter is 10.25cm
4.8cm
2.35cm
x cm
Daily Practice 3.6.16
Q1. 1055 - 724
Q2. 35 x 40
Q3. 36.77 - 7
Q4. What is the perimeter of this triangle?
Q5. - 5 + 17
12cm
8cm
9cm
Today we will be learning how to calculate the
area of squares rectangles.
S2 (2.5) Length and Area.notebook March 08, 2017
Area of squares & rectangles
The area of a 2D shape is the amount of space contained within its boundaries.
1cm1cm
= 1cm2
= 1cm2
Area of squares & rectangles
Write down the area of each of the following
(a) (b)
(c) (d)
(e)
Daily Practice 6.6.2016
20 Questions Mental MathsToday we will be continuing to learn about Area.
Daily Practice 7.6.2016
Today we will be continuing to learn about Area.
S2 (2.5) Length and Area.notebook March 08, 2017
How many ways can you get an area of 24cm2 ?
Area of squares & rectangles
On your squared paper, using a ruler, draw as many squares/rectangles that you can that have the following areas:
(i) 12cm2 (ii) 25cm2 (iii) 40cm2 (iv) 48cm2
Area of squares & rectangles
Remember: 1 square = 1cm2
Q1. Round 882 to the nearest hundred
Q2. 54.23 x 100
Q3. How many cm are in 3 metres?
Q4. Convert 5cm to millimetres
Q5. What is the perimeter of this rectangle?
9cm
5cm
Today we will be continuing to learn about area.
Area of squares & rectangles
What is the area of the square below?
5cm
5cm
What is the area of the rectangle below?
6cm
10cm
Length
Breadth
Area = Length x Breadth
Area of squares & rectangles
S2 (2.5) Length and Area.notebook March 08, 2017
Area of rectangles
Examples: Calculate the area of the shapes below
12cm
5cm
8cm(a) (b)
Q1. Round 71.6 to the nearest unit
Q2. -3 x 4
Q3. 4 - 2 x 5
Q4. Calculate the perimeter of this triangle
Q5. 65.7 x 80013.25mm
16.3mm14mm
Starter 14.6.2016
Tarsia Puzzle - Match up the sides of the triangles correctly to make a complete shape. For example: Today we will be learning how to calculate the area of a
triangle.
S2 (2.5) Length and Area.notebook March 08, 2017
Area of a triangle
L
B
L
B
Finding the area of a triangle is similar to finding the area of a rectangle, but half your answer.
Instead of using length and breadth, we use length of base and height.
Daily Practice 15.6.2016
Pass the Bomb - Times Tables
Zoe Rhys Chloe Nicole DouglasDarren
Derek BrookeMichaelAngus Connor Tiegan
Rachel
Today we will be continuing to learn how to calculate the area of triangles.
Area of a triangle
Area of a Triangle = 1/2 (base x height)
base
heighth
b
Area of a triangle
6cm
12cm
Examples: Calculate the area of the following
1.
2. 5.5cm
8cm
S2 (2.5) Length and Area.notebook March 08, 2017
Q1. 3127 x 9
Q2. 3344 ÷ 5
Q3. Write 5km in metres
Q4. Write 2.59metres in centimetres
Q5. -5 + 17
Today we will be continuing to learn how to calculate the
area of triangles.
Area of a triangle
6cm
12cm
Examples: Calculate the area of the following
1.
2. 5.5cm
8cm
Starter 20.6.2016
Area and Perimeter Tarsia.
Cut out and match up the triangular pieces to make a completed hexagon.
Today we will be continuing to learn how to calculate the
area of triangles.
Daily Practice 21.6.2016
Q1. 6 + 11
Q2. 13 + 15
Q3. 14 + 8
Q4. 59 + 20
Q5. 27 + 21
Q6. 70 + 80
Q7. 105 + 14
Q8. 38 + 22
Q9. 51 + 49
Q10. 13 + 4 + 10
Q11. 19 + 11 + 20
Q12. 100 + 200 + 500
Q13. 1000 + 3000 + 7000
Q14. 50 + 40 + 10
Q15. 38 + 53 + 17
Q16. 2.5 + 3.5 + 4
S2 (2.5) Length and Area.notebook March 08, 2017
Today we will be learning how to calculate the area of
composite shapes.
Area of composite shapes
A composite shape is a shape made from 2 or more shapes.
Split the shape into rectangles and find the area of each.
Example: Calculate the area
8cm
8cm
7cm
9cm
Daily Practice 22.6.2016
Pass the Bomb - Times Tables10cm
3cm2cm
8cm1cm
4cm
Example: Calculate the total area
Area of composite shapes
Daily Practice 24.6.2016
Q1. How many hours are in 3 days?
Q2. How many cm are in 4.5metres?
Q3. What time is written on the clock?
Q4. Jenny spends £2.58 in the shop, she hands the shopkeeper £5, how much change does she get?
10
12
Rachel Michael Angus Nicole Rhys Derek Connor
S2 (2.5) Length and Area.notebook March 08, 2017
Today we will be continuing to learn how to calculate the
area of composite shapes.
Daily Practice 27.6.2016
20 Questions Mental Maths
10
12
Today we will be finishing off the area questions.
S2 (2.5) Length and Area.notebook March 08, 2017
10
12
10
12
Q1. 342 x 5 (Write as a sum)
Q2. 31.47 - 7.51 (Write as a sum)
Q3. How many centimetres is 27mm?
Q4. -4 x 5
Q5. Calculate the area of this rectangle4cm
10cm
Today we will be revising over how to get the area
of a triangle and using this information to work out
the area of a Rhombus.
How do you find the area of a rectangle? What is the area of this rectangle?
10cm
6cm
S2 (2.5) Length and Area.notebook March 08, 2017
Daily Practice 19.8.2016
Q1. 4 x -5
Q2. 6 - 7
Q3. Simplify 4x + 2y + 3x + y
Q4. 3.8 x 100 Q5. 967 - 238
Today we will be continuing to work out the area of a rhombus and a kite.
22.8.2016 Daily Practice
20 Questions Mental Maths
What is the area of this triangle?
10cm
8cm
Area of a Rhombus
A rhombus is a type of quadrilateral.
It has:
- 4 equal sides
- 2 pairs of equal angles
- Looks like a squished square!
Daily Practice 23.8.2016
Q1. -15 + 13
Q2. List any three factors of 24
Q3. Round 81.223 to 1 decimal place
Q4. 2.35 x 50 Q5. Multiply out 3(2x + 4)
S2 (2.5) Length and Area.notebook March 08, 2017
Today we will be continuing to learn how to find the area of a rhombus and a kite.
Area of a Rhombus
What shapes can we make from a Rhombus?
Area of composite shapes
How could we calculate the area of the Rhombus?
20cm12cm
Area of composite shapes
Calculate the area of the following:
10cm
3cm5cm
7cm
12cm5cm
The area of a Kite
15cm
3cm
5cm
S2 (2.5) Length and Area.notebook March 08, 2017
Daily Practice 24.8.2016
Q1. -3 x 5
Q2. Multiply out 3(m + 5)
Q3. 16.55 x 30
Q4. 48.8 ÷ 100 Q5. -8 - 13
Today we will be completing a Zoo Task to consolidate our knowledge of area.
Designing a Zoo
Giraffes
need an area
of 36cm2
Scale: 1cm = 1m
Tigers need a
perimeter of 100cmZebras need an area
of 60cm2
Monkeys need an area
of 60cm2
Penguins need an area
of 125cm2
The Rhino needs a
perimeter of 80cm
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