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
ACT THREE MATH
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Multiplication
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