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1st Grade Number Sense Worksheets and Activities

worksheet-Skip-counting-by-9s---Cat

Skip counting by 9s - Cat

TopicSkip counting

Skip counting by 9s - Cat

This worksheet focuses on skip counting by 9s, starting from 9. Encourage students to observe how the last digit decreases by one with each step, and ask them why this happens. Worksheet instructions: Count by 9s from 9 to 450 and fill in the missing numbers.

worksheet-Skip-counting-by-8s---Whale

Skip counting by 8s - Whale

TopicSkip counting

Skip counting by 8s - Whale

Worksheet instructions: Count by 8s from 8 to 400, and fill in the missing numbers.

worksheet-Skip-counting-by-7s---Whale

Skip counting by 7s - Whale

TopicSkip counting

Skip counting by 7s - Whale

Worksheet instructions: Count by 7s from 7 to 350, and fill in the missing numbers.

worksheet-Skip-counting-by-6s---Bug

Skip counting by 6s - Bug

TopicSkip counting

Skip counting by 6s - Bug

Worksheet instructions: Count by 6s from 6 to 300, and fill in the missing numbers.

worksheet-Skip-counting-by-5s---Sloth

Skip counting by 5s - Sloth

TopicSkip counting

Skip counting by 5s - Sloth

Worksheet instructions: Count by 5s from 5 to 250, and fill in the missing numbers.

worksheet-Skip-counting-by-4s---Giraffe

Skip counting by 4s - Giraffe

TopicSkip counting

Skip counting by 4s - Giraffe

Worksheet instructions: Count by 4s from 4 to 200, and fill in the missing numbers.

worksheet-Skip-counting-by-3s---Fly

Skip counting by 3s - Fly

TopicSkip counting

Skip counting by 3s - Fly

Worksheet instructions: Count by 3s from 3 to 150, and fill in the missing numbers.

worksheet-Skip-counting-by-2s-(odd-numbers)---Fox

Skip counting by 2s (odd numbers) - Fox

TopicSkip counting

Skip counting by 2s (odd numbers) - Fox

Worksheet instructions: Count by 2s from 1 to 99, and fill in the missing numbers below.

worksheet-Skip-count-by-100s-starting-at-100---Carousel

Skip-count by 100s starting at 100 - Carousel

TopicSkip counting

Skip-count by 100s starting at 100 - Carousel

Worksheet instructions: Count by 100s from 100 to 5,000, and fill in the missing numbers below.

worksheet-Skip-count-by-50s-starting-at-50---Surf

Skip-count by 50s starting at 50 - Surf

TopicSkip counting

Skip-count by 50s starting at 50 - Surf

Worksheet instructions: Count by 50s from 50 to 2,500, and fill in the missing numbers below.

worksheet-Skip-count-by-25s-starting-at-25---Sing

Skip-count by 25s starting at 25 - Sing

TopicSkip counting

Skip-count by 25s starting at 25 - Sing

Worksheet instructions: Count by 25s from 25 to 1,250, and fill in the missing numbers below.

worksheet-Skip-count-by-10s,-starting-at-4---Cheer

Skip-count by 10s, starting at 4 - Cheer

TopicSkip counting

Skip-count by 10s, starting at 4 - Cheer

Worksheet instructions: Count by 10s from 4 to 994, and fill in the missing numbers.

worksheet-Ordering-numbers-0-100-(3-numbers)---Yummy

Ordering numbers 0-100 (3 numbers) - Yummy

TopicComparing numbers

Ordering numbers 0-100 (3 numbers) - Yummy

In this worksheet, students arrange numbers (0-100) in the correct order, from least to greatest. 'Greater than' and 'less than' symbols are included in the answers to familiarize students with their meaning. Worksheet instructions: Arrange the numbers in the correct order, from least to greatest.

worksheet-Match-objects-to-their-ordinal-position---Beetle

Match objects to their ordinal position - Beetle

TopicOrdinal numbers

Match objects to their ordinal position - Beetle

Ordinal numbers (1st, 2nd, 3rd...) define an object’s position in a series. In this worksheet, students need to match objects to their ordinal position. Worksheet instructions: Connect each beetle to its ordinal number.

worksheet-Writing-number-words-(11-20)---Ski

Writing number words (11-20) - Ski

TopicLearning numbers

Writing number words (11-20) - Ski

Worksheet instructions: Trace and write the number words (11-20).

worksheet-Writing-number-words-(1-10)---Swim

Writing number words (1-10) - Swim

TopicLearning numbers

Writing number words (1-10) - Swim

Worksheet instructions: Trace and write the number words.

worksheet-Numbers-&-number-words-(11-20)---Ice-Cream

Numbers & number words (11-20) - Ice Cream

TopicLearning numbers

Numbers & number words (11-20) - Ice Cream

Worksheet instructions: Trace the number words and fill in the missing numbers in the empty boxes (11-20).

worksheet-Adding-4-numbers-with-missing-addend---Basketball

Adding 4 numbers with missing addend - Basketball

Adding 4 numbers with missing addend - Basketball

In this worksheet, the student needs to find the missing number in each problem. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

worksheet-Adding-4-numbers-with-missing-addend---Baseball

Adding 4 numbers with missing addend - Baseball

Adding 4 numbers with missing addend - Baseball

In this worksheet, students need to find the missing number in each 4-digit addition problem. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

worksheet-Adding-4-numbers-with-missing-addend---Elephant

Adding 4 numbers with missing addend - Elephant

Adding 4 numbers with missing addend - Elephant

In this worksheet, students need to find the missing number in each four-digit addition problem. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

worksheet-Adding-3-numbers-with-missing-addend---Jungle

Adding 3 numbers with missing addend - Jungle

Adding 3 numbers with missing addend - Jungle

Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. In this worksheet, the student needs to find the missing number in each equation. Worksheet instructions: Find the missing number in each problem.

worksheet-Adding-3-numbers-with-missing-addend---Space

Adding 3 numbers with missing addend - Space

Adding 3 numbers with missing addend - Space

Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. In this worksheet, students need to find the missing number in each equation. Worksheet instructions: Find the missing number in each problem.

worksheet-Adding-3-numbers-with-missing-addend---Desert

Adding 3 numbers with missing addend - Desert

Adding 3 numbers with missing addend - Desert

In this worksheet, the student needs to find the missing number in each equation. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

worksheet-Adding-3-numbers-with-missing-addend---Ocean

Adding 3 numbers with missing addend - Ocean

Adding 3 numbers with missing addend - Ocean

Students need to find the missing number in each equation. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.

worksheet-Adding-3-numbers-with-missing-addend---Picnic

Adding 3 numbers with missing addend - Picnic

Adding 3 numbers with missing addend - Picnic

In this worksheet, students need to find the missing number in each equation. Missing addend exercises reinforce the concept of addition and are a great tool for practicing addition facts. Worksheet instructions: Find the missing number in each problem.