Help your little one practice her adding subtracting skills with this game of ten frames! Each ten frame has a set of ten boxes.

Even in nature, solving story problems is important. How many apples will be left on a tree if seven are picked?

This worksheet is raining cats and dogs! Can you add them all up correctly? Help your beginning mathematician solve these simple equations.

Use this number line as a tool to practice adding and subtracting within 20.

Move from adding and subtracting single digit numbers to double-digits in this math jam series of worksheets!

Shopping may be fun, but there's a lot of math involved! Practice adding and subtracting with these simple word problems.

Help the frog catch the fly! This entertaining math game will have you students practice adding and subtracting within 20 on a number line.

For basic math skills, try this awesome crossword puzzle, with a twist. It includes counting, adding, subtracting and spelling all in one!

Your child can get a grip on number relationships by adding and subtracting the same numbers within a fact family, a great method for memorizing math facts.

Kids solve addition and subtraction problems with one- and two-digit numbers to crack the code and find the mystery word on this first grade math worksheet.

One more and one less. Your students will practice adding in the missing numbers on this worksheet.

Your student will learn how to write a number sentence to complete the fact families.

Secret codes beat boring basic math practice any day! Your child can use his addition skills to discover the mystery location of this worksheet.

Each ten frame has ten boxes. Some boxes have red chips and others don't. If the top half of the ten frame is filled with red chips, how many are left? 10-5=5.

Practice two digit addition and subtraction down on the farm with these challenging word problems.

Your child will develop the skills necessary to recognize patterns by completing inverse operations as well make a connection between addition and subtraction.

Subtract numbers within 20 using ten frames with this first-grade math worksheet!

Search for numbers in a hundred chart with this helpful first-grade worksheet! 

In this worksheet, first graders are challenged to complete each subtraction equation by working backwards!

Practice addition and subtraction with this first-grade hundred chart worksheet!

Learn to subtract tens with a visual model in this first-grade worksheet!

Learn to navigate a hundred chart with this first-grade worksheet!