Number Systems and Operations - Mathematics - 6th grade by Slidesgo.pptx

number system is defined as a system of writing to express numbers. It is the mathematical notation for representing numbers of a given set by using digits or other symbols in a consistent manner. It provides a unique representation of every number and represents the arithmetic and algebraic structure of the figures.

1. Number Systems and Operations - Mathematics Here is where your presentation begins 6th grade

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3. T able of contents You can describe the topic of the section here You can describe the topic of the section here You can describe the topic of the section here 01 02 03 What is number system? What is a number? Types of number systems

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5. What is number system? 01 You can enter a subtitle here if you need it

6. Number system conversion Mercury takes a little more than 58 days to complete its rotation, so try to imagine how long days must be there! Since the temperatures are so extreme, albeit not as extreme as on Venus, Mercury has been deemed to be non-habitable for humans Mercury is the closest planet to the Sun and the smallest one in the entire Solar System. Contrary to popular belief, this planet's name has nothing to do with the liquid metal. Mercury was, instead, named after the famous Roman messenger god Mercurius

7. Number system chart Do you know what helps you make your point crystal clear? Lists like this one: They’re simple You can organize your ideas clearly You’ll never forget to buy milk! And the most important thing: the audience won’t miss the point of your presentation

8. Forming a number Venus has a beautiful name and is the second planet from the Sun. It’s hot and has a poisonous atmosphere Mercury is the closest planet to the Sun and the smallest one in the Solar System—it’s only a bit larger than the Moon Place value Face value

9. D ividing everything into pieces Mercury is the closest planet to the Sun and a very small object Venus has a beautiful name and is the second planet from the Sun Despite being red, Mars is actually a cold place. It’s full of iron oxide dust Ratio Fractions Percentages

10. Types of number systems Mars is actually a very cold planet Venus has extremely high temperatures Jupiter is the biggest planet of them all Saturn is a gas giant and has several rings Decimal Octal Binary Hexadecimal

11. Mercury is a small planet Venus has a toxic atmosphere Number system conversion Mars is a very cold planet Earth is the planet with life Jupiter is a huge gas giant Saturn is a gas giant with rings Binary to decimal Decimal to binary Octal to binary Binary to octal Binary to hexadecimal Hexadecimal to binary

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14. A picture is worth a thousand words

15. What is the number line? Images reveal large amounts of data, so remember: use an image instead of a long text. Your audience will appreciate it

16. 98,300,000 Big numbers catch your audience’s attention

17. Jupiter's rotation period 9 h 55m 23s 333,000 The Sun’s mass compared to Earth’s 386,000 km Distance between Earth and the Moon

18. Mercury is the closest planet to the Sun and the smallest one of them all Natural Venus has a beautiful name and is the second planet from the Sun Fraction Despite being red, Mars is actually a cold place. It’s full of iron oxide dust Whole Types of numbers 50% 75% 25%

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22. Best universities for mathematics Stanford University Fudan University University of Cambridge It’s the closest planet to the Sun Neptune is far away from Earth Mars is actually a very cold place

23. The order of operations Parentheses Venus is the second planet from the Sun Exponents Mercury is the closest planet to the Sun Multiplication Despite being red, Mars is a very cold planet Addition Jupiter is the biggest planet of them all

24. Negative Numbers Positive Numbers Mars is a red planet Numbers decrease right to left Venus has a nice name Numbers increase left to right Number line 1 2 3 4 5 -5 -4 -3 -2 -1 -1 -1 -1 -1 + 1 + 1 + 1 + 1

25. Binary Numbers Octal Numbers Decimal Numbers Hexadecimal Numbers 0000 0001 1 1 1 0010 2 2 2 Number system conversion table

26. Follow the link in the graph to modify its data and then paste the new one here. For more info, click here Addition Mercury is a very small planet Subtraction Jupiter a gas gaint and big Division Venus has very high temperatures Multiplication Saturn is a gas giant with rings The four basic operations

27. Kaliyah Harris Sofia Hill Our math team You can speak a bit about this person here You can speak a bit about this person here

28. Natural numbers Check the answers Exercise 1 What is the value of the underlined digit? 31 7 09 Write here… Exercise 2 What number appears just before 15? < Write here… 13 14 15 16 17 Exercise 3 Which sign makes this expression correct? 300 4500 ? a) < b ) > c ) = Write here…

29. Operations with natural numbers 2+4-3 4 * _ =20 Exercise 6 Estimate the product. Round each factor to the nearest ten, and then multiply Exercise 4 Solve the following operation Exercise 5 Fill in the blank space Exercise 6 Estimate the product . Round each factor to the nearest ten, and then multiply 2 + 4 - 3 = ? Check the answers 4 x ? = 25 27 x 26 Write here…

30. Number theory Check the answers Exercise 7 Which of the following numbers are multiples of 4 ? Exercise 8 Write the missing number in this series: Exercise 9 What is the greatest common divisor of 18 and 9? 12, 19, 32 and 24 Write here… ? 50 60 70 Write here… Write here…

31. Operations with decimals Exercise 13 Subtract Exercise 14 Multiply Exercise 15 Divide 4.03 - 1.81 = ? 0.1 x 2 = ? 10.23 ÷ 3 = ? Check the answers

32. Decimals Exercise 11 Are 0.2 and 0.100 decimal places equivalent ? a) Yes b ) No Write here… Exercise 10 Represents 0.2 on the number line Exercise 12 What is the expanded form of 0.61? 0.1 0.2 0.3 0.4 0.5 a) b) Write here… Write here… Check the answers 6 x 1 10 1x 1 100 + a) 1 x 1 100 b )

33. Operations with fractions Exercise 16 Subtract Exercise 17 Sum Exercise 18 Divide 9 11 - 7 11 ? = 3 4 + 2 4 ? = 1 4 ÷ 1 2 ? = Check the answers

34. Answers to the exercises Exercise 1 Exercise 2 Exercise 3 Exercise 4 700 14 a) < 3 Exercise 5 Exercise 6 Exercise 7 Exercise 8 5 900 12, 32 and 24 40 Exercise 9 Exercise 10 Exercise 11 Exercise 12 Exercise 13 9 a) 0.2 b) No a) 2.22 Exercise 14 Exercise 15 Exercise 16 Exercise 17 Exercise 18 0.2 3.41 2/11 5/4 1/2

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