Grade 4
In grade 4 math, your child will:

understand factors and multiples, e.g., 1,2,4,5,10, and 20 are all factors of 20, and 20 is a multiple of each of those numbers

understand that a prime number has only 2 factors—1 and itself, while a composite number has more than 2 factors

multiply multidigit numbers using strategies based on place value and properties of operations

divide 2digit numbers by 1digit numbers using strategies based on place value and the relationship between multiplication and division

read, write, and compare multidigit numbers and round multidigit numbers to any place

add and subtract multidigit numbers accurately and efficiently

recognize and generate equivalent fractions

compare two fractions with different numerators and denominators

add and subtract fractions and mixed numbers with like denominators

multiply a fraction by a whole number

write fractions with denominators of 10 or 100 in decimal notation

compare decimal numbers with digits to the hundredths place

know the relative sizes of measurement units within one system of units, including metric length, metric mass, customary weight, metric volume, and time

use formulas for area and perimeter of a rectangle to solve problems

measure and sketch angles with a protractor

classify 2D shapes

identify and draw lines of symmetry