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Recipe ratios

This task is about writing ratios in their simplest form.

A chef is following some recipes for baked goods.

For each question, write down the ratio of ingredients in its simplest form.

A ratio is in its simplest form when it uses the smallest possible whole numbers.
Example: 4 : 2 in its simplest form is 2 : 1

The ratio of flour to butter in a batch of cookies is 10 : 4.

Write this ratio in its simplest form. ________ : ________

In the raspberry tarts, there are 2 cups of flour to

\frac{1}{2}

$1 \over 2$ a cup of jam.

Write the ratio of flour to jam in its simplest form. ________ : ________

The bread rolls have

\frac{1}{3}

$1 \over 3$ of a cup of butter to

\frac{3}{4}

$3 \over 4$ of a cup of sugar.

Write the ratio of butter to sugar in its simplest form. ________ : ________

The fruit bread has

\frac{1}{3}

$1 \over 3$ of a cup of sugar to 1 cup of raisins to 2 cups of flour.

Write the ratio of sugar to raisins to flour in its simplest form.

________ : ________ : ________

The muffins have 1

\frac{1}{2}

$1 \over 2$ cups of flour to

\frac{1}{2}

$1 \over 2$ a cup of milk to

\frac{2}{3}

$2 \over 3$ of a cup of cheese.

Write the ratio of flour to milk to cheese in its simplest form.

________ : ________ : ________

Likely misconception	Examples
Writes decimals or fractions instead of counting numbers.	b) 1 : ¹/₄ 1 : 0.25
Writes given numbers in each space.	c) ¹/₃ : ³/₄
Writes given numbers as decimals.	c) 0.33 : 0.75

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