Math Jeopardy BEDMAS Addition Subtraction Multiplication Division 100
Math Jeopardy BEDMAS Addition Subtraction Multiplication Division 100 100 100 200 200 200 400 400 400 600 600 600 800 800 800
100 points–BEDMAS is an “acronym” which is a word that is typically formed from the initial letters of a title or sequence of words. What does the acronym “BEDMAS” represent? Answer
Answer 100 points–BEDMAS 1. 2. 3. 4. B E D M A S rackets xponents ivision ultiplication ddition ubtraction (Whichever comes first, left to right. )
200 Points–BEDMAS Brianna and Amanda went swimming. Brianna swam 2 laps while Amanda swam three times as many laps as Brianna. How many laps did Brianna and Amanda swim altogether? Answer
Answer 200 Points–BEDMAS Brianna + Amanda 2 laps + (3 x 2 laps) 2 laps + 6 laps 8 laps The total number of laps swam by Brianna and Amanda would be eight (8).
400 Points BEDMAS Jeremy and Joseph worked out their end of term test averages using the method of calculating mean average. Jeremy’s Test Results: 60, 70, 80 Joseph’s Test Results: 65, 70, 90 Which student averaged higher on their tests? Use BEDMAS to solve. Answer
Answer 400 Points–BEDMAS Jeremy: (60 + 70 + 80) ÷ 4 = 70 Joseph: (65 + 70 + 80) ÷ 4 = 70 Both students score the same result of a mean average of 70%
600 Points–BEDMAS Find the area of the following shape using BEDMAS: 3 m 16 metres 5 metres 4 metres 20 metres Answer
Answer 600 Points–BEDMAS Area = (Length x width) + (½ base x height) + (side 2) rectangle triangle square = (16 m x 5 m) + (16 m x 3 m) ÷ 2 + (4 m)2 = (90 m 2) + (48 m 2) ÷ 2 + (16 m 2) = (90 m 2) + (24 m 2) + (16 m 2) = 130 m 2
800 Points–BEDMAS Write a short convincing math story problem that involves the following symbolic equation: 2 x 4+1 This problem is unlimited in time, setting, and characters. You decide. Answer
Possible Answer 800 Points–BEDMAS Lisa and Emily were out cruising the mall when Emily decided she needed some batteries for her MP 3 player. She purchased two packages of batteries. Each cost $6. 99 and contain four “AA” batteries. Lisa found an unused “AA” battery in her coat. How many batteries do they have in total?
100 Points–Addition i) Which of the following terms is most often found in addition problems? § Summation § Summer § Sum § Product ii) What is another common term or descriptor used to indicate addition? Answer
Answer 100 Points–Addition i) Sum ii) Combining, Add, Joining, Accumulation, Tallying, Tally, Totting Up, Totalling, Counting
200 Points–Addition Julian and Michael were walking through Farmer Tim’s fields talking about “Canadian Idol” when Julian exclaimed “Wow, I see a four leaf clover!” Michael was excited by this and, searching about the grass, found three more plants! Soon Julian was on his hands and knees eagerly searching for four leaf clovers and was successful in finding two more of these rare mutations. What is the sum of leaflets on all four leaf clovers found by Julian and Mike on this excellent day? Answer
Answer 200 Points–Addition Julian Michael Julian 4 leaves on one 4 leaves on each of three 4 leaves on each of two 4 + 4 + 4 + 4 = 24 There were 24 leaves all together.
400 Points–Addition Jeremy, Aaron, and Nick formed a band for the Centre School “Battle of the Bands” competition. They were so good, they won the first place prize of $200! However, they had to pay Town’s End Strings and Things $50 for the rental of the amp. How much money did each boy get from their contest winnings? Answer
Answer 400 Points–Addition (+200) + (-50) = (+150) ÷ 3 band members = (+50) Each band member took home $50.
600 Points–Addition Garrett ate one-eighth of Steven’s birthday cake. If Steven’s other three guests ate one-eighth of the cake each, and Steve ate another one-fourth of the cake, what was the total amount of cake eaten (as a fraction of the whole cake)? Answer
Answer 600 Points–Addition 1/8 + (1/8 + 1/8) + 1/4 Garrett Other Guests 1/8 + 3/8 = 6/8 or Steve + 2/8 3/4 They ate a total of ¾ of Steve’s birthday cake.
800 Points–Addition Write a short convincing math story problem that involves the following symbolic equation: 10 + 2 + 1 = 13 This problem is unlimited in time, setting, and characters. You decide. Answer
Possible Answer 800 Points–Addition Mr. Middleton began his beginner guitar course with ten (10) students. On the second day of the course, another two (2) students joined his class. Before third day of the course, one more student decided he could use the extra practice and also joined in. When Mr. Middleton took roll call after the third day of class, what was the number of students enrolled in the course?
100 Points–Subtraction i) Which of the following terms is most often used in “subtraction” problems? § § Difference Desiccation Quotient Summation ii) What is another common term or descriptor used to describe subtraction? Answer
Answer 100 Points–Subtraction i) Difference ii) Taking away, elimination, exclusion, deletion, amputation, confiscation, deduction, ejection
200 Points–Subtraction On one glorious spring day Evan and his dog “Fifi” were out strolling in the park. Behold! There stood an ice cream vendor who sold Evan a triple fudge brownie deluxe, for a mere 3 dollars and 15 cents! If Evan had forty dollars to begin with, what is the difference between the amount of money he had when he began his walk and the sum he spent in procuring an ice cream treat? Answer
Answer 200 Points–Subtraction $40 – $3 = $37 - $0. 15 = $36. 85 The difference between what he had ($40) and what he spent ($3. 15) is $36. 85.
400 Points–Subtraction Brianna arrived early to school one day and found that the heating system was not working. The temperature of the building was -6 o. C. She went down to the boiler room and called for the caretaker, but the furnace miraculously flared to life! Within minutes her classroom was a comfy 19 o. C. What was the difference in temperature from the time she arrived to the warmer temperature after the furnace began to work? Answer
Answer 400 Points–Subtraction 19 o. C – (-6 o. C) = 25 o. C Brianna’s efforts increased the temperature of the classroom by 25 degrees Celsius.
600 Points–Subtraction Dustin brought three pounds of rock candy to school one day, to share with his friends. By the end of the day he had given out one and three-quarters of a pound of candy. At the end of the day, what was the remaining weight of candy in Dustin’s school bag? Answer
Answer 600 Points–Subtraction Problem: 3 lbs of candy – 1 ¾ lbs of candy Solution: 3– 1 2–¾ = 2 lbs = 1 ¼ lbs Dustin is taking 1 ¼ pounds of candy home.
800 Points–Subtraction Write a short convincing math story problem that involves the following symbolic equation: 32 – 3 – 2 = 17 This problem is unlimited in time, setting, and characters. You decide. Answer
Possible Answer 800 Points–Subtraction Thirty two hockey players tried out for the South Shore Mustangs team. At the first practice the coaches cut three players from the team. During the second practice they decided to eliminate two more players. Finally they achieved their goal: three lines and two goalies or seventeen players.
100 Points–Multiplication i) Which of the following terms is most often used in “multiplication” problems? § § Sum Difference Product Quotient ii) What is another common term or descriptor used to indicate multiplication within a problem? Answer
Answer 100 Points–Multiplication i) Product ii) Increase, growth, groups of, x times y, multiply
200 Points–Multiplication Bethany spent the day sorting her earring collection. She found that she had ten pairs of studs, twelve pairs of hoop earrings, and 5 pairs of funky exotic earrings. When she finished counting, she found that she had exactly ____ individual earrings (not pairs). Answer
Answer 200 Points–Multiplication 10 x 2 studs = 20 studs = 24 hoop = 10 exotic (Five groups of two) 12 x 2 hoop (twelve groups of two) 5 x 2 exotic (ten groups of two) She has 54 earrings in total.
400 Points–Multiplication Samantha, Nicole, Ashley, Jamie, and Mike each bought three and one-half slices of pizza. What was the total number of slices of pizza purchased? Answer
Answer 400 Points–Multiplication 6 people x 3 ½ slices of pizza each = 21 slices of pizza
600 Points–Multiplication In Ms Gray’s grade eight classes, ½ of the twenty-four girls have blonde or red hair. One-half of the remaining students, with brown or black hair, have brown eyes. What number of students in Ms Gray’s grade eight classes are brown/black haired girls, with brown eyes? Answer
Answer 600 Points–Multiplication ½ x 24 girls = 12 (blonde/red head) one half of a group of twenty four = twelve The other half (12 girls) must have brown/black hair. ½ x 12 = 6 (brown/black hair & brown eyes) one half of a group of twelve = six There are 6 girls in Mr. Gray’s grade 8 math class with brown/black hair and brown eyes.
800 Points–Multiplication Write a short convincing math story problem that involves the following symbolic equation: 2 x 24 = 48 This problem is unlimited in time, setting, and characters. You decide. Answer
Possible Answer 800 Points–Multiplication Mr. Matthews decided to “talk” to both classes of grade 8 students regarding their math marks. If both classes were equal in number, and one class had 24 students, what would be the total number of students in grade eight?
100 Points–Division i) Which of the following terms is most often found in “division” problems? § § Sum Quotient Product Difference ii) What is another common term or descriptor used to indicate division? Answer
Answer 100 Points–Division i) Quotient ii) Distribution, division of, doling out, splitting up, allotment, sharing, grouping, sectioning, branching, border off, section off, partition, separating, how many of …
200 Points–Division Mr. Fraser picked 425 stalks of rhubarb out of his garden. He brought his produce to school to distribute evenly amongst those persons wishing to acquire some of his bounty. Nathan, Chelsea, Nick, Mr. Jones, Ms Smith, Mrs. Zinck, Mr. Rae, Ms Gosling, Charlene, and Mr. Matthews all asked him for some rhubarb. If he agreed to give them each an equal portion of his harvest, how many stalks of rhubarb did each person receive from Mr. Fraser? Answer
Answer 200 Points–Division 425 divided into 10 groups (people) would give you 42. 5 stalks per group (person). 42. 5 42. 5
400 Points–Division John and Corey went to the movies with Lisa and Emily. If the tickets (with tax) cost a total of twenty seven dollars, how much did each person pay to see the movie? (Assume each paid the same price of admission. ) Answer
Answer 400 Points–Division $27 ÷ 4 people = $6. 75 Each person paid $6. 75 to go to the movies. If the guys were gentlemen, they would have paid for the girls and thus would pay double, or $13. 50.
600 Points–Division Hayley invited her friends over for a pizza party. Two 40 cm diameter pizzas arrived from Mike’s Quik Way. Each slice is 1/12 of the entire pizza. How many slices of pizza did Hayley have to share with her friends? Answer
Answer 600 Points–Division 2 ÷ 1/12 = how many groups of 1/12 slices are found in 2 pizzas? Since there are 12 groups of 1/12 in one pizza, there must be 24 groups of 1/12 in two pizzas. Hayley has 24 slices of pizza to share with her friends.
800 Points–Division Write a short convincing math story problem that involves the following symbolic equation: 24 ÷ 6 = 4 This problem is unlimited in time, setting, and characters. You decide. Answer
Possible Answer 800 Points–Division Mr. Brown separated his grade eight math class into six groups for an activity. If the class has twenty four students in it, how many students could he put into each group?
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