Page 40 - Computer - 2

Mind Fog ERROR

You cannot pause a TuxMath game. Either you play the entire game until the end
or quit the game in between.

Life Skills
Health Tip

Sitting on a chair and working for long hours in front of a computer
can cause ache in the back. A simple exercise helps you get rid of
backache and fatigue.

1. Stand straight with your legs wide apart.

2. Tilt your head back and lean your shoulders back.

3. Hold the pose for ten seconds and straighten up.

4. Repeat for 5-10 times.

Computational Skills
Mind Stretching

Let us solve an interesting math puzzle involving 10 7

subtraction of numbers. 5 2

Look at the image given. 4 5 15

The difference between the corner numbers is the 9 20

number in the middle.

For example: 10 – 5 = 5 7 – 2 = 5 9 – 4 = 5 20 – 15 = 5

Now, solve the puzzles given below and fill in the missing numbers.

A B C

7 13 12 10 10 ?

6 ? 4 2 ? 14
1 ? 6
5 9 5 ? 3 5

? 10 ? 9 ? ?

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