Math Descriptors for Grade 4

Number

-represents and describes whole numbers to 10 000, pictorially and symbolically

-compares and orders numbers to 10 000

-demonstrates understanding of addition (up to 10 000) by using personal strategies 

-explains the properties of 0 and 1 for multiplication and the property of 1 for division

-describes and applies mental math strategies to answer multiplication and related division facts to 81

-demonstrates understanding of multiplication to solve problems by using various strategies

-demonstrates understanding of division (1-digit by 2-digit) to solve problems by using various strategies

-demonstrates understanding of fractions (< or = to 1) by using concrete and pictorial representations 

-describes and represents decimals (tenths and hundredths) concretely, pictorially and symbolically

-relates decimals to fractions (to hundredths)

-demonstrates understanding of addition/subtraction of decimals (to hundredths)

Patterns and Relations:

-identifies and describes patterns found in tables and charts, including a multiplication chart 

-identifies and describes patterns found in tables and charts, including a multiplication chart

-reproduces a pattern shown in a table or chart using concrete materials

-represents and describes patterns and relationships using charts and tables to solve problems 

-identifies and explains mathematical relationships using charts and diagrams to solve problems

-expresses a given problem as an equation in which a symbol is used to represent an unknown number

-solves one-step equations involving a symbol to represent an unknown number (e.g., N + 8 = 17)

Shape and Space:

-reads and records time using digital and analog clocks, including 24-hour clocks

-reads and records calendar dates in a variety of formats

-determines and records area of regular, irregular 2-D shapes

-demonstrates understanding of area by constructing different rectangles for a given area

-describes and constructs rectangular and triangular prisms

-demonstrates understanding of line symmetry by identifying  creating and drawing 2-D shapes

-constructs and interprets pictographs and bar graphs involving many-to-one correspondence-

-constructs and interprets pictographs and bar graphs  to draw conclusions