# 1st Grade Math Worksheets

Explore our 1st-grade math worksheets with answer keys and exercises for kids to enhance their skills in extending forward and backward number sequences, solving addition and subtraction problems within 20, understanding place value and ordinal number systems, measuring objects with standard and non-standard tools, identifying and completing patterns, comparing sizes, telling time in different intervals, counting money, interpreting data from pictographs, tally charts, and bar graphs, and recognizing attributes of 2D shapes in geometry. Our free worksheets are beginner-friendly and a must-try!

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## Explore First Grade Addition Worksheets

Writing Addition Sentences from Pictures

Count the number of objects in each set and frame an addition sentence.

Determine the number of counters on each pair of ten frames to find the addends, and then write the total.

Utilize the making 10 strategy to find the sum by splitting up the highlighted numbers.

Single-Digit Addition | Column Format

Numbers within 10 are arranged in vertical format. Add the numbers to find the sum.

Missing Numbers | Column Addition within 10

In these problems, one of the addends and the sum are given. Use addition or subtraction to find the missing addend.

Decoding Riddles | Sums within 10

Add the single-digit addends and find the sum. Match the answers with the corresponding letters to decode the riddle.

Make 10 and Add | Word Problems

Read each word problem carefully. Use the making ten strategy to find the total number of items.

Commutative Property of Addition Using Pictures

Keenly observe the pictures, count the number of objects in each group to determine the addend, and frame the addition equation.

Adding 2-Digit and 1-Digit Numbers | With Regrouping

Find the sum of 2-digit and 1-digit numbers, and learn to carry over the digit to the previous column.

2-Digit Plus 2-Digit Addition on a Grid

The 2-digit numbers are displayed on the grid in vertical format. Add the numbers and find the sum.

Adding 2-Digit Numbers | Without Regrouping

Fluently add 2-digit numbers arranged in the vertical format and write the sum in this set of 15 problems. No regrouping is required.

Addition within 20 | Horizontal Format

Determine the sum by adding the addends provided in horizontal format. All sums given here are within 20.

2-Digit Addition | Missing Addends

In this section, 2-digit numbers are arranged horizontally with missing addends. Find the missing number either by addition or subtraction.

Add the numbers and find the sums. Compare the answers using the greater than, less than, or equal to symbols.

Complete the addition equations, match the expression to the correct sum, and find the missing numbers using the identity property of addition.