1 December, S1/2 - Year 11*

Driving Question: If ten people build fours houses in 45 days, how long will 15 people take to build 25?

Learning Objective: To use ratio to solve real life puzzles

Success Criteria

Beginning
To be able write and simplify ratios. 
Developing
To be able to demonstrate how to share a number in a set ratio.

Mastering

To be able to solve real life problems using ratio.

Resources

Beginning

B1

B2
Question 1
Sam makes a pizza.
She uses cheese and dough in the ratio 5:2.
Sam uses 200g of dough.

How much cheese does she need?

Question 2
A box contains only red pencils and blue pencils in a ratio of 2:5.
What fraction of the pencils are Red?

B3
Drawing and Simplify Ratio (from Ten Ticks 5, 2)*

B4

MyMaths - Ratios (equivalent ratios game on 6)

B5 (Check Point)
Simplify Ratios - Check It Worksheet (print)

Developing

D1
Dividing a ratio - Settler (answer 610)

D2
Sharing into Ratios (from Ten Ticks 5, 41-42, page 41-42)*

D3

Defuse the Bomb - Simple Ratio and Proportion (open in KeyNote)

D4 (Check Point)

Sharing into a ratio (from Ten Ticks 6, 4, page 3-4)*

Mastering

M1

Stick on Maths - 6 Calc 2 (print or open in KeyNote)

M2
Solving puzzles with ratios - Trail (print)

M3

Defuse the Bomb - Ratio and Proportion (open in KeyNote)

M4 (Check Point)
Dividing a number into a ratio - Exam Questions


Homework
MyMaths Ratio Division
Ratio Division 1
Ratio Division 2
These are also set as tasks which you can access via the Puffin Academy app on your iPad.