Using Count Back Activity, students count back from one number to another number to solve the subtraction equations.

In this 1.OA.4 First Grade Common Core Lesson, students practice finding the missing added using subtraction as strategy to solve.

In this 2.OA.2 Second Grade Common Core Lesson, students practice adding and subtracting within 20 and know all sums from memory as quickly as possible!

Using Missing Number Addition and Subtraction Activity, students fill in the missing addends to complete the addition and subtraction number sentences.

Using thisComparing Numbers M&M's Subtraction Worksheet, students compare the amounts of different color M&M's in their group.

A NJSLA-A 4th grade math practice test workbook for teachers, with a pretest, skill practice for all 30 standards, mixed review and 2 full-length practice tests. Answer key included, so test prep is ready to go.

This subtraction within 5 activity has kindergarten and 1st grade children solve peanut butter jar problems and match them to jelly jar answers. Answer key included.

This subtracting six writing equations worksheet has first graders count picnic picture rows, write each number sentence, and solve subtract-six facts, with an answer key for easy checking.

This solving subtraction word problem worksheet gives 2nd graders five fall fair stories to subtract within 100. An answer key is included, so checking each story is quick and easy.

Use this explaining why addition and subtraction works worksheet to help 2nd graders break numbers into tens and ones to add and subtract within 100. An answer key is included, so checking work takes only minutes.

This subtraction multi-digit no regrouping worksheet helps 4th grade students subtract three- and four-digit numbers in columns and solve word problems. An answer key is included for fast, confident checking.

This Triple Digit Subtracting No Regrouping Worksheet gives 2nd grade students six column problems in a labeled place value chart and two pencil and postcard word problems, all without borrowing. An answer key is included for quick checking.

The Subtract Three Matching Worksheet asks first grade students to match six subtraction facts to their differences and solve four more in answer boxes. An answer key is included.

Use this solving subtraction word problems worksheet with 2nd graders to practice two-digit subtraction through five pioneer museum stories. An answer key is included so checking is quick.

This astronaut double digit subtraction regroup worksheet gives 2nd graders twelve two-digit problems that each need a trade, plus an answer key, so regrouping becomes a steady habit.

In this 2.NBT.7 Second Grade Common Core Lesson students fluently add and subtract within 100o using multiple strategies.

In this 2.NBT.8 Second Grade Common Core Lesson, students mentally add and subtract 10 or 100 from a given number 100–900.

In this 3.NBT.2 Third Grade Common Core Lesson, studentsfluently add and subtract within 1000 using multiple learned strategies.

In this 5.NF.1 Fifth Grade Common Core lesson students add and subtraction fractions and mixed numbers with uncommon denominators and simplifying answers .

This Let's Workout Our Brain Add Subtract Within 20 activity gives 1st-2nd grade students two mental math card games, a score sheet and a practice page, with an answer key included.