Published on November 16, 2008
Ratios and proportion
3:2 3 parts water
3:2 2 parts orange juice 3 parts water
3:2 2 parts orange juice 3 parts water 3 + 2 = 5 equal parts…
Find value of one share if you know the value of the whole amount…
£350 £?? How did you work it out?
£350 £70 350 ÷ 5 = 70
£350 £70 £70 £70
£350 £70 £70 £70 3 70 = 210
£350 £210 £??
Find value of one share if you know the value of the other share…
£20 £30 How did you work it out?
Try these problems, some in pictures and some in words…
Jim’s Jemima’s Write down the ratio using the colon notation…
£800 Jim’s Jemima’s Find the value of Jim and Jemima’s shares…
£?? £280 Find the value of the whole amount and the missing share… £??
Write down the ratio using the smallest whole numbers you can…
How much cous-cous and water do you need for two servings?
Write the ratio of (dry) cous-cous to water in its lowest terms
Algernon wants to make 800g of cooked cous-cous. How much dry cous-cous does he need? And how much water in ml?
Let's try to learn a thing or two about ratios. So ratios are just expressions that compare quantities. So that might just be a fancy way-- let me just ...
Example: So 1-out-of-3 is equal to 2-out-of-6 . The ratios are the same, so they are in proportion.
The proportion expressing the equality of the ratios A ... The equality of three or more proportions is called a continued proportion. Ratios ...
A proportion is a name we give to a statement that two ratios are equal. It can be written in two ways: two equal fractions,
Proportions are built from ratios. A "ratio" is just a comparison between two different things. For instance, someone can look at a group of people ...
How are fractions and ratios the same? How are they different? Is 2:5 the same as 2/5?
Ratio formulas and simplyfying ratios and fractions for addition, subtraction, multiplication and division. ... This ratio calculator will accept decimals.
They found ratios close to the golden ratio in the overall proportion of the plan and ... the golden ratio is the proportion between the central section ...
Ratios A ratio compares values. A ratio says how much of one thing there is compared to another thing. There are 3 blue squares to 1 yellow square
Ratio worksheets have a variety of skills on finding part-to-part, part-to-whole, reducing to lowest terms, dividing quantities, equivalent ratio and more.