Math Forum - Problems Library - Math Fundamentals, Parts of Wholes: Decimals

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Decimals
These decimal problems reinforce the use of decimals to express fractional values that are less than one. They often involve a measurement task or the result of a division step in a problem.

Related Resources
Interactive resources from our Math Tools project:
   Math 4: Fractions
   Math 4: Percentages
The closest match in our Ask Dr. Math archives:
   Elementary Fractions/Decimals
NCTM Standards:
   Number and Operations Standard for Grades 3-5

Access to these problems requires a Membership.

Across Wisconsin - Jo Wenzler
Math Fundamentals, difficulty level 2. Determine how long it will take this athletic math teacher to bike across Wisconsin (requires a little map reading). Initially a two-week problem. ... more>>

Back-to-School Shopping - Judy Ann Brown
Math Fundamentals, difficulty level 2. Mrs. Bender noticed that the total of the items her children purchased was $155. Can you determine the cost of one pair of jeans? ... more>>

Baseball Trivia - Judy Ann Brown
Math Fundamentals, difficulty level 2. How many runs do the Phillies have to score before the base runners have covered a mile? ... more>>

Building the Fence - Steve Risberg & Kristina Lasher
Math Fundamentals, difficulty level 3. Herta is building a fence. How wide will the gaps between the pickets be so that everything is spaced evenly? ... more>>

California Dreaming - Judy Ann Brown
Math Fundamentals, difficulty level 3. Determine the length of time that will be needed to drive from Allentown, Pennsylvania, to Los Angeles, California. ... more>>

Campers' Cider - Elizabeth Gardner (Western Oregon University) & Math Forum Staff
Math Fundamentals, difficulty level 2. How much cider did the campers press for the evening festivities? ... more>>

Cat Walk - Math Olympiad Problem (revised)
Elementary, difficulty level 2. Using the ratio of dog steps to cat steps and the length of a dog step, calculate the number of feet a cat walks in 24 steps. ... more>>

Change You Can't Count On - Claire Mead
Math Fundamentals, difficulty level 2. What is the greatest amount of money I can have in my pocket? ... more>>

Circles Around - Lisa Lavelle
Math Fundamentals, difficulty level 3. Use this exploration problem to discover the relation between circumference and diameter. ... more>>

Common Cents - Claire Mead
Math Fundamentals, difficulty level 2. How much money do Monique and Misty each contribute toward Mom's Valentine's candy? ... more>>

Filling the Freezer - Kristina Lasher
Math Fundamentals, difficulty level 4. How many cartons of ice cream can the Math Club fit in their freezer? ... more>>

Giving with Grapefruit - Lisa Lavelle & Western Oregon University Students
Math Fundamentals, difficulty level 1. How much will Cassie help raise for charity? ... more>>

Holiday Shopping and Surfing - Lisa Lavelle
Math Fundamentals, difficulty level 2. Help Charlene calculate the change she'll have left for holiday card supplies after she completes her online shopping. ... more>>

Horton's Clover Hunt - Lisa Lavelle
Math Fundamentals, difficulty level 4. Find out how fast Horton had to work picking clovers. ... more>>

Inching Along Down the Football Field - Terrel Trotter
Math Fundamentals, difficulty level 3. Fred put his football down on a goal line of the 100-yard field. He then moved it forward half the field distance, over and over again. When did the distance first become less than one inch? ... more>>

Irish Specials - Lisa Lavelle
Math Fundamentals, difficulty level 3. Calculate the final bill for our St. Patrick's Day dinner last week. ... more>>

A Jar of Coins - Claire Mead
Math Fundamentals, difficulty level 2. Use fraction clues to discover how many pennies, nickels, dimes and quarters I have in my jar. ... more>>

Lost in Space - Lisa Lavelle
Math Fundamentals, difficulty level 4. Figure out how big an error the engineers made when they mixed up their units. ... more>>

The Mad Hatter's Gone! - Leanne Gater
Math Fundamentals, difficulty level 4. Explore a coordinate plane and help the Cheshire Cat find his favorite cheese. ... more>>

Math Club Lollipop Profits - Judy Ann Brown
Math Fundamentals, difficulty level 3. The Math Club plans to sell lollipops. Help them to calculate their profit. ... more>>

Meters of Money - Lisa Lavelle
Math Fundamentals, difficulty level 2. Help Ms. Juncos's class determine the amount of money they will raise with this metric project. ... more>>

More Recess - Kristina Lasher
Math Fundamentals, difficulty level 3. Camilla checks out a kickball while Patrick brings his handball. How much more recess does Patrick save? ... more>>

Penny Space - Lisa Lavelle
Math Fundamentals, difficulty level 4. Determine the space needed to store a million pennies. ... more>>

Pondering Prescriptions - Lisa Lavelle
Math Fundamentals, difficulty level 4. Help calculate the amount of antibiotic in each dose of my prescription. ... more>>

Pumpkin Pride - Claire Mead
Math Fundamentals, difficulty level 2. Find the mean average diameter of jack-o'-lanterns lined up on planks and also the number of miles the planks would cover if laid end to end. ... more>>

Sprinkler Spray - Lisa Lavelle
Math Fundamentals, difficulty level 4. Compare the radii of three sprinklers in Lily's garden. ... more>>

Stained Glass Window - Jackson First Year Algebra Class
Elementary, difficulty level 5. Find the size of a stained glass window for my front door. ... more>>

Subway Tokens - Annie Fetter and Claire Mead
Math Fundamentals, difficulty level 2. How did Samantha know the subway token machine didn't behave as advertised? ... more>>

Super Deal Salsa - Lisa Lavelle
Math Fundamentals, difficulty level 2. Determine how much money was saved by buying salsa in bulk. ... more>>

The Twelve Percents of Christmas - Lisa Lavelle
Math Fundamentals, difficulty level 2. Calculate the percentages of the total gifts received on each of the twelve days of Christmas. ... more>>

Water Park Adventure - Leon Roland & class
Math Fundamentals, difficulty level 2. How much does each member of the class need to earn to fund the field trip? ... more>>

What a Move! - Lisa Lavelle
Math Fundamentals, difficulty level 3. Determine the number of hours it took the movers to move the Lavelles to their new home, as well as the number of man-hours. ... more>>

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