Topic 5 Vocabulary

A model for multiplication or division in which the length and the width of the rectangle represent the factors

• Perimeter model for addition
• Volume model for subtraction
• Grid model for fractions
• Area model for multiplication or division

the number to be divided in a division problem

• quotient

• dividend

• divisor

• remainder

the number by which another number is divided

• remainder

• quotient

• divisor

• dividend

calculations solved in a person's head, not with pencil and paper

• mental math

• sharing

• equal groups

the opposite operation of multiplication that separates items or values into equal parts, with or without a remainder

• subtraction

• multiplication

• addition

• division

using repeated subtraction, usually in multiples of ten, to solve a division problem

• partial quotient

• standard algorithm

the amount that is left after dividing a number into equal parts

• dividend

• divisor

• remainder

• quotient

the answer to a division problem

• divisor

• product

• dividend

• quotient

the same number of objects in each group

• estimate

• equal groups

• area model

• remainder

to give an approximate value rather than an exact answer

• sum

• product

• estimate