Mathematics

Number Sense and Operations

Number Sense and Operations in Grade 1 is addition and subtraction you can see (MA.1.NSO.1.1, MA.1.NSO.2.2). Counters and a ten-frame come first; the pencil records what the hands already did.

Open Study6 cards in this set.

Print Addition Practice Print Subtraction Practice

How this lesson runs

Act the story with counters: join, take away, or compare two piles.
Show the same number on a ten-frame.
Write the equation. Read it back.

Source: CPALMS MA.1.NSO.2.2 · 6 cards below.

Card 1 of 6 · arrows to move · space to flip

What is addition?

Grade 1 study cards. Ages 6 to 8. Not a test. Not a grade.

Teaching tip

Push two groups of counters together. Count all. That is addition.

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