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- AU Year 5 Maths
- Representing Numbers

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Try reviewing these fundamentals first

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Get Started NowStart now and get better maths marks!

Get Started NowStart now and get better maths marks!

Get Started NowStart now and get better maths marks!

Get Started Now- Intro Lesson: a3:40
- Intro Lesson: b3:59
- Lesson: 1a1:15
- Lesson: 1b2:51
- Lesson: 1c1:42
- Lesson: 2a3:14
- Lesson: 2b1:21
- Lesson: 2c1:17
- Lesson: 3a1:53
- Lesson: 3b1:06
- Lesson: 3c1:23
- Lesson: 3d0:57
- Lesson: 4a0:59
- Lesson: 4b0:43
- Lesson: 4c0:35
- Lesson: 4d1:22
- Lesson: 51:31
- Lesson: 6a2:13
- Lesson: 6b1:35
- Lesson: 6c1:33
- Lesson: 6d3:05

In this lesson, we will learn:

- Cardinal numbers are counting numbers (whole numbers)
- How to count objects in a picture, letters in a word, and words in a list

ardinal means__C__ounting__C__**Cardinal numbers**answer the question “how many”?- Cardinal numbers are
**whole numbers**__only__(no fractions nor decimals) - Ex. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, …
- There are 3 types of numbers:
**Cardinal, Ordinal,**and**Nominal** ardinal means*C*ounting (ex. there are 6 pool balls)*C*rdinal means*O*rder (ex. the purple pool ball is in 4th place)*O*ominal means*N*ame (ex. the green pool ball is labelled “14”)*N*

- IntroductionIntroduction to Cardinal Numbers:a)What are cardinal numbers and how do we count?b)What is the difference between cardinal, ordinal, and nominal numbers?
- 1.
**Distinguishing Cardinal Numbers**

Circle the cardinal numbers in the list.a)14, two hundred fifty-nine, 38.6, 7$\frac{2}{10}$b)Simplify the fractions first: $\frac{2}{5} , \frac{10}{2}, \frac{3}{3}, \frac{4}{6}, \frac{56}{8}$c)Sixtieth, 794, eighty-three, 22^{nd}, 15.$\overline{8}$ - 2.
**Counting the Number of Letters within a Word**

Count the letters in the word as specified.

One of the longest words found in an English dictionary is:pneumonoultramicroscopicsilicovolcanoconiosis a)How many letters are there in this word?b)How many times does the letter "o" appear?c)How many times does the letter "c" appear? - 3.
**Listing Out Generally Known Facts and Counting**

List out what you know and then count:a)How many letters are there in the alphabet?b)How many days are there in a week?c)How many months are there in a year?d)How many vowels are there? (Not including Y) - 4.
**Counting Picture Objects**

Penny's class went on a field trip to the zoo. She drew all the animals that she saw. Use the picture to count:a)How many pandas did Penny see?b)How many frogs did Penny see?c)How many tigers did Penny see?d)How many animals did she see in total? - 5.
**Counting Using a Written List - 1**

Victoria is throwing a birthday party. She invites her friends: Olivia, Megan, Kyle, Tracy, Sophie, Michael, and Ethan.

Including herself, how many people will be at Victoria's birthday party? - 6.
**Counting Using a Written List - 2**

In a puzzle kit, there are 8 triangles, 5 squares, 10 circles.a)How many shapes are there in total?b)How many triangles AND squares are there?c)How many triangles and circles are there?d)If you can combine two triangles to become a square, how many squares can there be in total?