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Balancing

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by

Mr Mattock

on 21 February 2016

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Transcript of Balancing

Balancing
Starter
L.O. - Understand balancing mathematically and complete
balancing pictures.

What is the heaviest shape in this picture? What is
the lightest?
Starter
What is the heaviest shape in this picture? What is
the lightest?
heaviest
lightest
Balancing
How many stars does it take to balance a ?
What about to balance a ? Say how you know.
Balancing
How many stars does it take to balance a ?
What about to balance a ? Say how you know.
= 3 stars
= 2 stars
6 stars
4 stars
Main Activity 1
Choose one of the three activities to try and
complete.
Main Activity 1
Bronze - 6 stars; 3 hexagons; 2 hexagons and
2 stars; 1 hexagon and 4 stars; 1 blue
shape and 3 stars; 1 blue shape, 1
hexagon and 1 star.

Silver - 3 stars and 3 stars; 3 stars with a
hexagon and a star; 3 stars with a blue
shape; 1 hexagon and star on each side;
1 hexagon and star with 1 blue shape.
Main Activity 1
on left - 6 stars; 3 hexagons; 2 hexagons and
2 stars; 1 hexagon and 4 stars; 1 blue
shape and 3 stars; 1 blue shape, 1
hexagon and 1 star.
on right - 3 stars and 3 stars; 3 stars with a
1 hexagon and a star; 3 stars with a blue
shape; 1 hexagon and star on each side;
1 hexagon and star with 1 blue shape.
on right - 6 stars; 3 hexagons; 2 hexagons and
2 2 stars; 1 hexagon and 4 stars; 1 blue
shape and 3 stars; 1 blue shape, 1
hexagon and 1 star; 2 blue shapes.
Finding values
If the total weight is 72, how much does each shape weigh?
Finding values
If the total weight is 72, how much does each shape weigh?
3 6 9
Main Activity 2
Find the values in one of the mobiles
Main Activity 2
Find the values in one of the mobiles
Bronze - Circle = 10, Square = 20

Silver - Square = 2, Clover = 3, Star = 1, Moon = 4

Gold - Sqaure = 6, Star = 3, Circle = 4

Platinum - Circle = 5, Triangle = 1, Red shape = 8
Hexagon = 9, Square = 7.
Key
Examples

Activities
Activity