CONTEST FOR STUDENTS AND TEACHERS
2008 WINNING ENTRIES
Click for Do the Math Teacher Winners
Click for Do the Math Submissions
Click for answers to the winning entries
Do the Math Student Winners
Kindergarten
 Grand Prize
Andrew Dever, Richardson ISD
Andrew receives star points for good behavior. When he reaches 60 star points, he gets to go to a Dallas Stars hockey game. He has 42 star points. How many more star points does Andrew need to reach his goal?
 Runner-up (tie)
Brielle Kohn, Home-Schooled Student, Haltom City, TX
Sadie was having fun on her birthday with eight friends. One more friend came to the party. How many friends were at Sadie's party?
Runner-up (tie)
Lydia Radke, Home-Schooled Student, Duncanville, TX
One day Lydia went for a walk and saw three butterflies. When she was eating lunch she saw four more butterflies. When she was riding in the car she saw six butterflies. How many butterflies did she see altogether?
First Grade Winners
Grand Prize
Caitlyn Clarke, Carroll ISD
I saw nine ladybugs in a tree. Three more ladybugs landed in the tree. How many ladybugs did I see?
Runner-up
Rachel Anderson, Home-schooled Student, Frisco, TX
Rachel has four stuffed animals. She wants to buy nine more. How many stuffed animals will Rachel have if she buys nine more?
Second Grade Winners
Grand Prize
Raquel Dalcour, Plano ISD
Today is October 30th and Rachel's birthday is November 20th. How many days until Rachel's birthday?
Runner-up
Ryan Seltzer, Carroll ISD
Ryan and Hutton each made five gingerbread men. Parker came over and ate 1 1/2 cookies. How many gingerbread men did they have left?
Third Grade Winners
Grand Prize
Jared Greer, Faith Christian School, Lewisville, TX
John had a $25.00 gift card for iTunes from his birthday. He found 27 songs he liked. Each song costs .99 cents each. He had three movies he had been saving for and bought them for $14.99 each. Just as he was about to check-out, he found 2 more movies he liked but only wanted to rent them. The rental fee was $2.99 per movie. How much of this own money would John have to spend?
Runner-up
Connor Hoskins, The Children's Workshop, Plano, TX
Joseph has a model car collection of twenty cars. His grandpa gives him one car for his birthday and one for Christmas. How many more years before he has 28 cars?
Honorable Mention
Hasnat Ahmad, Hurst-Euless-Bedford ISD
The first week of summer my Mom ordered pizza from a fancy restaurant. We ordered 2 boxes of 20 slices of pizza for dinner. Me and my family ate a fraction of 23 slices out of the 2 boxes. What is the fraction of the pizza we ate? What is the fraction of the pizza we did not eat?
Fourth Grade Winners
Grand Prize
Sophia Radke, Home-Schooled Student, Duncanville, TX
There are 24 kids in Sophia's Running Club. They want to "run" to the White House which is 1, 323 miles away. The club will collect miles for 10 weeks. If each runner runs the same distance each week, about how far will each runner need to run every week in order for the club to collect 1,323 miles?
Runner-up
Ellie Perkovich, McKinney ISD
It is 400 miles to Chicago. If you drive 50 miles per hour and take three 15-minute bathroom breaks and take one hour for lunch, how many hours will it take to reach Chicago?
Fifth Grade Winners
Grand Prize
Aayush Goyal, Plano ISD
112 ants lived in one ant hill. An anteater came and ate 1/7 of the ants. The queen ant gave birth to 47 more ants. Another anteater came and ate 1/11 of the ants in the ant bed. How many ants remain in the hill?
Runner-up
Ethan Taliaferro, Castleberry ISD
James works at a grocery store. When James looked at the sales chart, the store had earned $20,000 dollars every day, for the past week. The next week, James looked at the sales chart again and the sales had gone up by 25%. The Third week the sales had dropped by 10%. What was the amount of money made in the third week?
Honorable Mention
Jason Renfrew, Dallas ISD
Michael wanted to buy his five friend lunch at Peter Piper Pizza. Two kids wanted pepperoni pizza and a small Dr. Pepper each. Three kids wanted cheese pizza and a medium Mountain Dew each and Michael wanted a sausage pizza and a large Root Beer. How much money did Michael spend?
Menu:
PIZZA
Cheese Pizza-$1.75
Add Pepperoni-75 cents
Add Sausage-65 cents
Add olives-95 cents
Add mushrooms-85 cents
DRINKS
Small-75 cents
Medium-$1.50
Large-$1.75
Circle the correct answer below:
A. $18.65
B. $16.25
C. $20.40
D. Not Here
Sixth Grade Winners
Grand Prize
Sam Bush, Highland Park ISD
There are 1,500 people living in a poor village. 1/3 of them are children. It costs forty cents a day to feed each child. If a class of thirty students raises $5.00 per student for each week of the school year (a total of 40 weeks) for to the children, in the village, how many days can they provide food for the children?
Runner-up
Blake Lanter, Mansfield ISD
My Mom and Dad are training for a marathon. To prepare they ran in several races in the area. Charted below are their race results for two 5K runs, two 10K runs and a half marathon. What was the total time for each of them? Who ran the fastest overall? What was the difference in their total times?
Dad Mom
Hours Mins. Seconds Hours Mins. Seconds
Half 2 7 49 2 7 55
10K 1 0 16 1 0 12
10K 1 0 10 1 0 4
5K 29 50 29 38
5K 29 40 29 30
Honorable Mention
Miguel Rodriguez, Mansfield ISD
One day, a boy wanted more money for his allowance so he could buy an Xbox 360 that costs $160.00. He asked his Dad if would give him a penny each day and double the amount each day for two weeks and one day. He did all of his chores and he did a little extra to help so his Dad gave him one more day of money extra. Then, he went and bought games to play on his Xbox. Each game costs $20.00 and he bought 8. How much money does he have? How much money did he waste on the games? Can he still buy his Xbox?
Click for answers to the winning entries
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