Skip to main content

Averages

To find the average there are two important steps:


Step 1: Add

Step 2: Divide


Example: The heights of four children are: 60inches, 64 inches, 72 inches and 80 inches. 

    Add: 60 + 64 + 72 + 80 = 276

   Divide:  276 / 4 = 69 inches

 

3. Find the average of 50, 55, 15, 25 and 20. 


4. Here are 6 numbers: 58, 44, 62, 31, 57, 48. Find the average of:

    a. the 3 smallest numbers

    b. the 3 largest numbers


5. What is the average of $12.50, $9.76 and $2.01?


6. The heights of 5 boys are:1.65m, 1.68m, 1.57m, 1.56m and 1.74m. What is the average height of the boys?


7. The table below shows the attendance for Class 4 for one week. 

        Monday    -    26

        Tuesday    -    31

        Wednesday-     29

        Thursday    -   32

        Friday        -  24


What is the average attendance of the class? 


8.  Sam scored 98, 25, 105, 62 and 65 runs in 5 matches. What was the average score per match?


9. Jack earns $ 100 on the first day, $ 60 on the second day, $ 150 on the third day, $ 80 on the fourth day and $ 90 on the fifth day. What was his average earnings?


10. In a series of 4 cricket matches, the runs scored by India and Australia are given below:








a.  What is the average score of India in one match?

b.  What is the average score of Australia in one match?

c.  Which team performed better?


11. Which is more, the average of the 3 even whole numbers from 2 to 6 or the average of the 4 odd whole numbers from 1 to 7?


12. 5 friends deposited $1,200, $3,300, $1,600, $2,400 and $1,500 in a bank account. How big was their average deposit?


13. James went on a 4 day dolphin watching trip . On the first day he saw

250 dolphins, 350 on the second day and 1,000 on the third. On the last

day he spotted 250 dolphins more than on the first day. What was the

average number of dolphins he spotted per day

Comments

Popular posts from this blog

Ethan Small- May 12. 2021

  Tell a descriptive sentence about each picture below.  Question Words Recap Who Who is at home? Where Where do we live? What What did you eat today? When When do you wake up? How How are you feeling? Why Why are you happy today? Reading & Comprehension Trains Trains are vehicles. They travel on railroad tracks and have large engines.  People enjoy travelling on trains because they move fast! One day, Ethan and his dad went on a train. "Wow!" Ethan said. The train was very big! He sat by a window and looked outside.  The train was getting ready to move. Ethan could hear the sound of the engine. It was loud!  Ethan looked out the train window. He saw many trees.  He was a little scared because the train was moving so fast! "It's okay," dad said.  1. Who took Ethan on the train? 2. Was the train big or small? 3. Why did Ethan sit by the window? 4. What could Ethan see? 5. Why was Ethan scared?

Class 1 Reading & Language Arts

  Do you remember last week's story? *Some 'gh' words have an 'f' sound.  Call these words: Laugh We laugh  at the teacher's joke.  Rough The soursop has  rough  skin.  Tough I am quite tough  and do not cry easily.  Cough I cough  when I am sick Put the words in the correct order. 1) dog catches stick the The. 2) cat to park the walked The. 3) a student chair sat The on. 4) The reads story teacher students the to a. 5) toys Please, away your put. 6) lamp on turned the Mom ******** Read the following passage: On a cold winter night, a mother dog was feeling helpless as she could not find a shelter for her newly born puppies. If she was not able to find any cozy, warm corner, the puppies would die.  So, she went to her friend who lived in a big, wooden kennel. “My puppies are so cold. Please lend me your kennel for a couple of days,” she requested. Her friend replied, “I do not wish that your puppies should die in the cold. I will le...

Online Homeschool

  Tests & Assignments this week:  1. Vocabulary test 2. Group presentation Write the meanings below. Brevity- using few words Amiable- to be lovable, sweet-tempered, or kind Amiss- improper, wrong, or faulty Chastise- to rebuke or reprimand severely; punish Detriment- state of being harmed or damaged Eccentric- unconventional or strange behavior Flagrant- obviously offensive Duress- force to do something by threatening Gingerly- with extreme care or caution. Hallowed- regarded as holy ******** Paraphrasing & Summarizing ******* This is an important area across all subjects. It avoids plagiarism.  Let’s look at using synonyms correctly to help paraphrase & summarise:  The United States, Germany, Japan and other industrial powers are being transformed from industrial economies to knowledge and information based service economies, whilst manufacturing has been moving to low wage countries . In a knowledge and information based economy, knowledge and inf...