Home | Number Concept | Fractions | Recommended Investigations

 Recommended Investigations What is .999...?: Can a number have two decimal representations? Creating Integers : Explore the relationship between a fraction and its decimal equivalent. Dividing by zero : Why can't the denominator of a fraction be zero? Splitting fractions in "two" : Find two unique unit fractions whose sum is equal to a given fraction. Proper fraction fury : Investigate procedures with proper fractions. Perfect square: Find a perfect square with a specified property. The Salesman and the Eggs : Find the number of eggs sold when a salesman sells a fraction of his eggs at a time. Unusual Property: Identify two fractions whose sum is equal to the sum of the numerators divided by the sum of the denominators. Buying Pollywogs: Find the regular price of one pollywog. Increasing by One-Half: Can you increase a fraction by one-half by adding the same integer to both the numerator and denominator? Halfway to a Series: Find the sum of a series. Students in the Class: Determine the number of boys and girls in a class. Growing Strawberries: How many pints of strawberries will you have to grow before you earn a profit? Surrounding Numbers: Supply missing numbers that are equally spaced and "surround" 2.1 on the given number lines. Bus Stops: How many people were on a bus before the bus reached its first stop? Renting a Car: Is it more economical to rent a car or ride the bus? Math and Cookies: Determine a fair payment for people who want to share cookies. Amazing Fractions: Find a set of digits that will produce a special property when simplifying fractions. Decimal Pattern: Examine the patterns in a graph of the truncated portion of a multiple as a function of its multiple. Continued Fractions: Determine the value of a fraction that continually repeats itself. What Values of...?: Find situations where a fractional expression can simplify to a whole number. Integers and Egyptian Fractions: Explore partial sums of series when they are equal to an integer value. Submit your idea for an investigation to InterMath.