Wyoming Math 1.NBT.1

Math1st GradeNumber and Operations in Base Ten

Standard Cluster

Extend the number sequences to 120. In this range: Count forward and backward, starting at any number less than 120. Read numerals. Write numerals. Represent a number of objects with a written numeral.

2023 Wyoming Mathematics Content and Performance Standards · Extend the counting sequence.

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Standards in This Cluster

1.NBT.1 is a cluster heading. These are the individual standards under it.

Teacher's field guide

What This Cluster Means

What Students Need to Do

Students continue a count up or down from a given number. They read and write the numbers they say. They also write how many objects are in a collection.

What Mastery Looks Like

A student can count from 98 to 102 and back from 112 to 108 without skipping a number. They say 120 after 119. They read 107 aloud and label ten bundles of ten sticks plus seven single sticks as 107.

Common Misconceptions

Students may jump from 99 to 110 or say 100 after 109. Some read 107 as 17 or write 17 for ten tens and seven ones.

How to Assess It

Exit ticket: Write the next four numbers after 98 and the four numbers before 112. Read 107 aloud, then write the numeral for ten bundles of ten sticks and seven single sticks.

Lesson moves

Ways to Teach It

  1. Give pairs craft sticks to bundle into tens, then have them count and label a collection of 106 sticks.

  2. Ask, “What changes when you count from 109 to 110?” Have students explain using a number chart.

  3. Draw a card from 95 to 115, then tell a partner the next five and previous five numbers.

  4. Show stadium seats labeled 108, 109, blank, 111; have students write the missing seat number.

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Printable 1.NBT.1 Worksheet

Preview of the 1.NBT.1 printable worksheet

A ready-to-print activity worksheet aligned to 1.NBT.1, with an answer key for the teacher on its own page. No account needed.

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