In this Subtraction as an Unknown Addend Activity, students find the unknown whole number in addition and subtraction equations up to 20.

Adding and Subtracting Number Stories Worksheet gives 2nd grade students four number stories to read, a sign box to choose add or subtract, and a box for each answer. An answer key is included.

This Subtracting From One Thousand Worksheet gives 2nd Grade students six regrouping column problems and two word problems, with an answer key included, to build confidence subtracting across zeros.

This Three Digit Subtraction Worksheet gives 2nd grade students six column problems under a labeled place value chart plus two word problems, with a mix of regrouping. An answer key is included.

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.

In this 2.OA.1 Second Grade Common Core Lesson, students add and subtract within 100 to solve one and two step word problems using different strategies.

Using Compose and Decompose Numbers 11-19 Activity, students use ten frames to compose and decompose numbers to build numbers sense.

This two digit subtraction without regrouping worksheet gives 2nd grade students column problems and word problems to solve, plus an answer key, so they build confidence subtracting tens and ones.

In this Add and Subtract with Frogs Activity, students add and subtract within 1000, using concrete models or drawings and strategies.

In this Adding and Subtracting Unknown Numbers Activity, students find the unknown whole number in addition and subtraction equations up to 20.

Using Subtraction Problem Solving Worksheet, students solve subtraction word problems in order to build their ability to find a solution.

Using Subtracting 10 Using a Number Line Activity, students subtract multiples of ten from multiples of ten on a number line to solve the subtraction equations.

In this 2.MD.6 Second Grade Common Core lesson, students will add and subtract within 100 on a number line.

Using Subtract Single Digit Worksheet, students solve single digit subtraction problems to build fact fluency.

Using Triple Digit Subtraction No Regroup Worksheet, students solve triple digit subtraction problems without regrouping.

Using Subtract Ten Matching Worksheet, students solve equations by subtracting ten and then match equations to answers.

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

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

This Number Stories Adding and Subtracting Worksheet gives 2nd Grade students four two-digit word problems to read, label with the right sign, and solve. An answer key is included.

This Word Problems Worksheet gives 2nd Grade students five subtraction stories to read, solve, and answer with the correct unit. An answer key is included, so it is ready for morning work or a math center.