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GRADE 1 MATH · CHAPTER 1

Numbers & place value

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  1. Number & operations

    Tens and ones

    Connect two-digit numbers with tens and ones.

    Study lesson Practise

  2. Place value

    Build tens and ones

    Compose a two-digit number from tens and ones.

    Study lesson Practise

  3. Place value

    Find the value of a tens digit

    Distinguish the value of a tens digit from its digit name.

    Study lesson Practise

  4. Place value

    Compare two-digit numbers

    Compare tens first and then ones.

    Study lesson Practise

  5. Number patterns

    Count in twos

    Recognize a sequence that increases by two.

    Study lesson Practise

  6. Number patterns

    Count in fives

    Continue sequences that increase by five.

    Study lesson Practise

AN EXAMPLE FROM THIS CHAPTER

Which number has 1 ten and 4 ones?

Show answer & explanation

14

1 ten is 10; add 4 ones to make 14.

Curriculum & source notes

These are original Little Play study books organized around U.S. school topics. The official curriculum references below guide topic scope and progression. Coverage is selected, not a complete curriculum or a verified match to every state standard. They are not copies of a publisher’s textbook. Check your school’s syllabus and book edition.

High-school courses can be taken in different years. Choose the topic that matches the student’s current course.

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