Arithmetic and Order of Operations notes
44 notes by 40 users · Page 1 of 2
This Arithmetic and Order of Operations page gathers user-made notes on fractions, negative numbers, rounding and order of operations. School students and primary pupils can use them to practise calculation, while teachers can find material for lessons. There are over 30 notes spanning primary and secondary levels. Choose a note to start.
Select topic
- Place Value and Rounding10
- Addition and Subtraction32
- Multiplication and Division30
- Number Properties8
- Factors, Multiples and Prime Numbers13
- Integers and Negative Numbers18
- Fractions and Decimals46
- Percentages29
- Powers and Roots17
- Scientific Notation and Significant Figures11
- Order of Operations104
- Mental Arithmetic14
- Arithmetic Word Problems58
- Arithmetic Vocabulary and Symbols20
Notes
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Reciprocals RECIPROCALS The reciprocal of a number is the number such that the original × reciprocal = 1
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numbers 1 Directed Numbers Bookmark this page Numbers can either be positive or negative. Often brackets are put around negative numbers to make them easier to read, e.g. (-2). If a number is positive, the + is usually missed o...
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numbers 2 Ratios If the ratio of one length to another is 1 : 2, this means that the second length is twice as large as the first. If a boy has 5 sweets and a girl has 3, the ratio of the boy's sweets to the girl's sweets is 5 ...
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Maths noted 2× table 2 4 6 8 10 12 14 16 18 20 22 24 3× table 3 6 9 12 15 18 21 24 27 30 33 36 4× table 4 8 12 16 20 24 28 32 36 40 44 48 5× table 5 10 15 20 25 30 35 40 45 50 55 60 6× table 6 12...
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Mathematics LESSON 1: PRIME NUMBERS AND COMPOSITE NUMBERS Prime Numbers:Prime numbers are numbers that are only divisible by 1 or itself.Composite Numbers:Composite numbers are numbers that have more than 2 factors.PRIME NUBERS (...
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Place Value - created from Mind Map Place value is the basis of our entire number system. A place value system is one in which the position of a digit in a number determines its value. In the standard system, called base ten, each place represents ten t...
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Order of Operations
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Factors and Multiples If one number divides exactly into a second number, the first number is said to be a factor of the second. Thus 35/5=7 . . . 5 is a factor of 35 or 35 = 5 * 7 &nbs...
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Scientific Notation Rules In big numbers: Move decimal point to the left and exponent goes up. In small numbers: Move decimal point to the left and exponent goes down.
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Order of operations Order of operations: Concepts and rules Remember : PEMDAS Remember : Pemdas
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About arithmetic and order of operations notes
GoConqr OriginalArithmetic and order of operations notes
The notes cover topics from fractions and ratios to percentages and scientific notation. Rules of Arithmetic Integers and Fractions introduces arithmetic rules, while Order of Operations focuses on the order in which calculations are done. There are also notes on negative numbers and rounding.
Using the notes to revise
Start with Fraction Notation if you want to focus on fractions, or try Rounding off for its explanation of rounding to the nearest multiple of five. Read one section at a time, then write out a calculation of your own and use the note to check the method.
If you want to test your understanding after reading, switch to a quiz on the unit page. You can return to the notes when a question points to a rule you want to revisit. Pick a topic and explore the notes that match it.
Frequently asked questions
Which note is a useful place to start?
Start with Rules of Arithmetic Integers and Fractions for an introduction to arithmetic rules. If you have a particular topic in mind, Rounding off explains rounding to the nearest multiple of five, while Order of Operations focuses on the sequence of calculations.
Are these notes free to use?
Yes. Every note listed here is free to open and study without an account. The resources were made by GoConqr users, rather than by GoConqr. A free account also lets you save quiz scores and make your own notes, quizzes, mind maps and flashcards.
What topics do the notes cover?
The list includes notes on fractions, negative numbers, ratios, percentages, rounding and scientific notation. You can also find Factors and Multiples and Order of Operations. The collection spans primary and secondary levels, so school students and primary pupils can look for the topic they are studying.