4th Grade Math

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 multi-digit numbers using strategies based on place value and properties of operations

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

• Read, write, and compare multi-digit numbers and round multi-digit numbers to any place

• Add and subtract multi-digit 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 2-D shapes

• Identify and draw lines of symmetry