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5th grade

Number and Operations- Fractions

fraction A fraction is a part of a whole.
equivalent fractions Fractions whose numerators and denominators are in the same ratio respectively. All equivalent fractions can be reduced to the same simple fraction.
addition Join or put together two or more quantities.
sum The total amount after addition of numbers.
subtraction To take one number away from another.
difference The result of subtracting one number from another
unlike denominator Two fractions where denominators are not identical or similar.
denominator The divisor of a fraction. The "bottom" number in a fraction that shows how many equal parts the item is divided into.
numerator The top number in a fraction.
benchmark fraction Common fractions that you can judge other numbers against.
estimate Approximate calculation or round the number to the nearest place value.
mixed numbers A number that is made up of a whole number and a fraction.
multiplication The basic idea of multiplication is repeated addition.
division The opposite operation of multiplication that separates items or values into equal parts, with or without a remainder
product The answer when two or more numbers are multiplied together.
quotient The answer after you divide one number by another dividend ÷ divisor = quotient
partition Divide a whole into equal parts.
equal parts Division resulting in identical parts. Having the same portion, division, piece, or segment of a whole.
factor Factors are numbers you can multiply together to get another number: Example: 2 and 3 are factors of 6, because 2 × 3 = 6.
unit fraction A fraction where the top number (the "numerator") is 1
area The size of a surface. The amount of space inside the boundary of a flat (2-dimensional) object such as a triangle or circle.
side lengths The measure of the segment joining two adjacent vertices in a figure.
scaling Act of measuring or arranging or adjusting according to a scale.
Created by: ewall5