Number Sense

K.NS.1Count forward by ones and tens to 100.K.NS.2Count forward by ones beginning from any number less than 100.K.NS.3Read numbers from 0 – 20 and represent a number of objects 0 – 20 with a written numeral.K.NS.4Understand the relationship between number and quantity. Connect counting to cardinality by demonstrating an understanding that:K.NS.4aThe last number said tells the number of objects in the set (cardinality).K.NS.4bThe number of objects is the same regardless of their arrangement or the order in which they are counted (conservation of number).K.NS.4cEach successive number name refers to a quantity that is one more and each previous number name refers to a quantity that is one less.K.NS.5Count a given number of objects from 1 – 20 and connect this sequence in a one-to-one manner.K.NS.6Recognize a quantity of up to ten objects in an organized arrangement (subitizing).K.NS.7Determine whether the number of up to ten objects in one group is more than, less than, or equal to the number of up to ten objects in another group using matching and counting strategies.K.NS.8Compare two written numerals up to 10 using more than, less than or equal to.K.NS.9Identify first through fifth and last positions in a line of objects.
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