Curated OER
Inverse Relationships (5)
In this addition and subtraction fact family worksheet, learners use the numbers given to fill in the missing numbers in each pair of fact families. Students solve 60 problems.
Curated OER
Finding Patterns
What's the pattern? Learners skip count to complete 12 sequences, some of which increase and some of which decrease. As they solve each number pattern they count by 2, 3, 4, 5, 6, 10, and 100, getting some extra subtraction and addition...
Curriculum Corner
Second Grade Summer Math Practice Book
Stop the summer lag with a set of second grade Common Core based math practice sheets. Learners fill in hundreds charts with missing numbers up to 1,000. They practice writing numbers in standard, expanded, and word form. Children also...
Curated OER
Add or Subtract (up to 50)
Do you add or subtract? It's up to your mathematicians as they fill in the symbol for 16 equations to make them true. The numbers in this section don't exceed 18. Next, learners answer six word problems by determining the missing addend...
Curated OER
Addition & Subtraction 2
In this addition and subtraction worksheet, learners solve 4 different types of problems that include adding and subtracting numbers. First, they practice solving a number of addition and subtraction problems. Then, students complete the...
Curated OER
Subtraction and Unknown Addends
The missing addend strategy is helpful to young mathematicians approaching subtraction. This worksheet walks learners through the required steps, solving the problems with them. They examine situations with one addend and a sum provided,...
Curated OER
Relate Counting to Addition and Subtraction
Your math scholars may recognize patterns, but do they know they can use them to practice addition and subtraction? This worksheet has scholars counting by threes, fours, and sixes to analyze number patterns and complete a sequence....
Curated OER
Making Math More Fun
Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a game...
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, learners fill in missing numbers in addition and subtraction problems, helping "Molly get out of the pyramid." A reference web site is given for additional activities.
Curated OER
Addition: Number Bonds to 40
In this addition and subtraction worksheet, students use their problem solving skills to solve 41 problems as they fill in the missing numbers in each of the problems.
Curated OER
Online Math Problems
In this online math problems instructional activity, learners solve a variety of exercises including four addition and subtraction picture problems, figure out the sequence in four sets of numbers, practice nine calculations and find the...
Curated OER
Online Math Problems
In this online math problems worksheet, students complete a variety of math problems including two tables dealing with money and filling in the missing numbers in twenty-four addition and subtraction math problems. Students check their...
Curated OER
Subtraction-- Fill in the Gaps 4
In this math worksheet, students find the missing numbers in 90 subtraction problems with 2 or 3 digits. The differences are provided but there are missing numbers in each problem. No strategies or examples are given.
Curated OER
Follow That Sign! A Review in Using Appropriate Mathematical Symbols
Kids gain a deeper understanding of mathematical symbols, by playing an interactive game using flash cards. They complete an attached Missing Symbols Worksheet, flash card and an assessment are also included.
Alabama Learning Exchange
Introduction to Division
Examine how addition, subtraction, multiplication, and division relate to and are separate from each other. As they listen to the book, The Doorbell Rang, they demonstrate the math described in the story by cutting up paper cookies and...
Curated OER
Fractions of A Pizza
Young scholars view a large illustration of a pizza with parts of velcro. In this addition and subtraction of fractions lesson, students solve problems based on the pieces missing from the pizza. Young scholars take a fraction quiz....
Illustrative Mathematics
Toll Bridge Puzzle
Here is a great problem-solving activity for young mathematicians. Intended solely for instructional purposes, the activity is appropriate for learners to add four numbers together. Not only must they add four numbers together,...
Curated OER
Decimals with Decimals with Missing Subtrahends
In this equations worksheet, student solve 24 horizontal decimal subtraction problems with missing subtrahends; link to answer key is provided.
Curated OER
Follow the Decade Rules
In this number sense worksheet, students find the missing numbers. Students are to find the missing number or numbers using the rule supplied, or find the rule for the numbers supplied to complete each of the eight charts.
Curated OER
Following Decimals
In this decimals learning exercise, 3rd graders find the end number for 2 decimal math problems by utilizing the process of addition and subtraction. Students supply the 2 missing numbers in the 3rd decimal math problem.
Curated OER
Missing Subtraction Facts to 12
in this subtraction facts activity, students complete a total of 26 problems, filling in missing numbers using facts to 12. A reference web site is given for additional activities.
Curated OER
Subtraction with Two Digit Numbers
In this subtraction with two digit numbers worksheet, students use the subtraction facts to find the missing numbers for forty problems with regrouping.
BBC
Simple Addition and Subtraction
Here is a wonderful lesson designed for young mathematicians. In it, they employ simple addition and subtraction strategies in order to solve word problems. There are some excellent activity sheets embedded in the plan to make the...
EngageNY
Read Expressions in Which Letters Stand for Numbers
Pencil in the resource on writing verbal phrases into your lesson plans. The 15th installment of a 36-part module has scholars write verbal phases for algebraic expressions. They complete a set of problems to solidify this skill.