# Numbers and number theory math activities for children

Numbers and number theory math activities for children - math worksheets, games, quizzes, tests, PowerPoint games, board games, card games .Materials cover the following number theory topics: comparison, spelling numbers, LCM, GCF, ordering numbers, round up numbers, number sequences, number system etc. Numbers resources for kids in the following grades : 4th grade, 5th grade, 6th grade and 7th grade.

## Numbers - activities for 4th Grade

Comparing numbers

Counting patterns

Ordering numbers

Place value

Prime numbers

Roman numerals

Round up numbers

Numbers Millionaire Jeopardy

Numbers card game

Composite prime numbers

Even or odd numbers with addition

Identify ordinal and cardinal numbers

Number sequence

Numbers before after and between

Position of even and odd numbers

Spell numbers up to millions

Spelling numbers up to 1000

## Number theory activity for 5th Grade

Counting patterns

Factors

Greatest common factor

Lowest common multiple

Prime and composite numbers

Roman numerals

Round up numbers up to millions

Round up numbers

Scientific notation 1

Scientific notation 2

Numbers pirate game

Scientific notation and standard form

Numbers Olympic jeopardy

Numbers cards game

Numbers card game

Find the greatest common factor

Find the lowest common multiple

Identify ordinal and cardinal numbers

Number sequence

Position of even and odd numbers

Spell numbers up to millions

Spelling numbers up to 1000

## Number activities for 6th Grade

Factors of numbers

Highest common factor

Lowest common multiple

Ordering numbers

Place value of to millions

Prime numbers

Roman to arabic numerals

Spelling numbers 2

Spelling numbers

Square roots

Numbers pirate game

Scientific notation and standard form

Square roots catapult game

Numbers Olympic jeopardy

Numbers cards game

Numbers card game

Find the greatest common factor

Find the lowest common multiple

## Number sequence activities for 7th Grade

Decimal number patterns

Mixed decimal number patterns

Mixed decimal number patterns2

Mixed patterns

Number patterns higher

Number patterns

## Number theory activities for 7th Grade

Greatest common factor

Greatest common factor

Least common multiple

Number system