Bits and Pieces I:
Investigation 4: Working With Percents
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Bits and Pieces I

(University of Michigan Overview)
Concept with Explanation
Selected Homework from ACE
In Bits and Pieces I students will investigate and make sense of rational numbers and operations with rational numbers. The investigations in this unit will help students to:

Picture Vocabuary

Greatest Common Factor:  The greatest number that is a factor of all numbers.

Simplest Form:  The only common factor between the numerator and denominator is one.

Least Common Multiple:  The least number that is a common multiple of all numbers.

Equivalent Fractions:  Fractions that have the same simplest form.

Power of ten:  Helps to write a decimal for a fraction whose denominator is 10, 100, 1000, ect.

Benchmark:  A reference point used to determine the size of a number.

Compare:  To determine which value is larger. To determine if the values are equal.

Decimal:  A special form of a fraction. The denominator of this fraction is a power of 10.

Order:  The way one thing follows another: In order of size

Percent:  Out of 100

Fraction:  Part of a whole number. Written in the form of a numerator and denominator.

Numerator:  The part of the whole being used

Denominator: The whole of the fraction.  The number of equal pieces in the whole.

Mixed Number:  The whole and the numerator

Improper Fraction:  The numerator is larger than the denominator