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FOUR IN A ROW
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Choose a square and click on it. Click on the correct answer to the question in the box that appears. If you are right the square is replaced by a tick. Continue until you have won 4 in a row...
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Game: FOUR IN A ROW

Aim: To get four symbols in a row

Method:
Choose a square and click on it. Click on the correct answer to the question in the box that appears. If you are right the square is replaced by a tick. Continue until you have won 4 in a row...

Rectangles: how much bigger
      
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4 IN A ROW game to practice
'Rectangles: how much bigger' for 4th grade

Compare the area of 2 rectangles and calculate the difference

To calculate the area of a rectangle, you multiply its width by its height. In this topic, you are asked to calculate the area of two rectangles and determine how much bigger the larger one is than the smaller one. To do so, you will need to calculate the area for both rectangles then subtract the smaller area from the larger. Your answer will be in units square.

Let's say you have 2 rectangles, one with dimensions of 5 m x 3 m and the other with dimensions 6 m x 4 m.

To calculate the area of the rectangles, multiply width by height.

The area of the first rectangle is:

Rectangle 1: Area = 5 m × 3 m = 15 m²

The area of the second rectangle is:

Rectangle 2: Area = 6 m × 4 m = 24 m²

The second rectangle has a bigger area than the first rectangle. The difference in area of the two rectangles is:

Difference in area = 24 m² - 15 m² = 9 m²

So, you can see that the second rectangle has an area 9 m² greater than the first rectangle.


This topic asks you to calculate the area of two rectangles and work out the difference in size. Your answers should be in square units such as square centimeters (cm²) or square meters (m²).

With our Four in a row math game you will be practicing the topic "Rectangles: how much bigger" from 4th grade / Measurements / Calculate & compare. The math in this game consists of 16 questions that ask you to compare areas of rectangles and say by how much one is bigger than the other.

Four in a row is similar to the paper game "Noughts and crosses" but we have changed it into a one-person math learning / revision game. The aim of the game is to win 4 cells in a row from a grid of 16 cells.

Large thumbnail for math game Four in a row

The game will reinforce the math you have chosen to learn by getting you to match the question to the correct answer.

Notes

  • Do the Math lessons for your topic before playing this game
  • Wrong answers are ok, you just have to try again until you get them right
  • There is help available for all games by clicking the question mark button
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How to play 4 in a row to practice
'Rectangles: how much bigger' for 4th grade

Free Math Games screenshot of 4 in a row game to learn elementary math

  1. Select "4 in a row" on the math games selection page.
  2. Take a quick look at the method text for 4 in a row.
  3. Click on PLAY to proceed, or change your topic with the CHANGE TOPIC button.
  4. On the play page you have a grid of 16 pictures (some topic picture are shown multiple times for shorter topics).
  5. Click on a picture cell.
  6. The topic question will appear along with a series of possible answers.
  7. Click the speaker icon to hear any particular answer (Speech enabled browsers only).
  8. Click the answer that corresponds to the picture question.
  9. If you are correct, the picture will be replaced by a tick - otherwise, a wrong sound will play.
  10. Continue matching picture questions to their correct answers until you have completed a line of 4 cells.
  11. The line can be diagonal as well as horizontal or vertical.
  12. 4 ticks in a row wins the game.
  13. Choose an option from the green sign, or click on games to choose a different game.
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