Fractions 1: Calculating What Fraction Of A Grid Is

Shaded

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How To Do KS2 Maths SATs Type Questions

(Paper B – Calculator Allowed)

In a SATs Paper B you might be asked to work out what fraction of a grid is shaded:

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Firstly count up the number of tiles on the grid. There are 30.

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Firstly count up the number of tiles on the grid. e are 30.

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Firstly count up the number of tiles on the grid. There are 24 are 30.

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Firstly count up the number of tiles on the grid. There are 24

This becomes the denominator of the fraction

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Firstly count up the number of tiles on the grid. There are 24

This becomes the denominator of the fraction

24

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Then count up the number of blue tiles on the grid.

24

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Then count up the number of blue tiles on the grid. There are 4

24

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Then count up the number of blue tiles on the grid. There are 4

This becomes the numerator of the fraction

24

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Then count up the number of blue tiles on the grid. There are 4

This becomes the numerator of the fraction

24

4

For example: Here is a grid of tiles. What fractions of the tiles are shaded blue?

Then count up the number of blue tiles on the grid. There are 4

This becomes the numerator of the fraction

24

4

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Again, count up the total number of tiles. There are 15This becomes the denominator of the fraction

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Again, count up the total number of tiles.

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Again, count up the total number of tiles. There are 15

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Again, count up the total number of tiles. There are 15This becomes the denominator of the fraction

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Again, count up the total number of tiles. There are 15This becomes the denominator of the fraction

15

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Then, count up the number of green tiles.

15

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Then, count up the number of green tiles. There are 3

15

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Then, count up the number of green tiles. There are 3This becomes the numerator of the fraction

15

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Then, count up the number of green tiles. There are 3This becomes the numerator of the fraction

15

3

Another example: Here is a pattern on a grid. What fraction of the tiles are shaded green?

Then, count up the number of green tiles. There are 3This becomes the numerator of the fraction

15

3

Now try some by yourself. Click to find the correct answer:What percentage of this grid is coloured in white?

Now try some by yourself. Click to find the correct answer:What fraction of this grid is coloured in white?

Now try some by yourself. Click to find the correct answer:What fraction of this grid is coloured in white?

5

2 5

Now try some by yourself. Click to find the correct answer:What fraction of this grid is coloured in pink?

Now try some by yourself. Click to find the correct answer:What fraction of this grid is coloured in pink?

5

2 0

Now try some by yourself. Click to find the correct answer:What fraction of this grid is coloured in blue?

Now try some by yourself. Click to find the correct answer:What fraction of this grid is coloured in blue?

6

2 0

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