+
Worksheet
Common Core Sheets

Adding and Subtracting Percents and Decimals

For Students 7th Standards
Seventh graders are challenged to find the sums and differences of percents and decimals. But first, pupils must find the value of the percent in order to add/subtract it from the decimal.
+
Worksheet
Curated OER

Color By Number

For Students 1st - 2nd
Math pages that involve coloring are fun and can help children differentiate patterns or specific information. They compute single-digit addition problems that result in  sums from 10 to 15. Odd numbers are colored red and even numbers...
+
Lesson Plan
For the Teachers

$1 Math

For Teachers 2nd - 7th Standards
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate simple sums.
+
Worksheet
Curated OER

Apple Addition - To Sums of 10

For Students 1st - 2nd
For this addition worksheet, students add columns of one-digit numerals. They write their answer in the apple provided below the addition equation. There are 25 problems on a page and four pages are provided. Sums are not greater than...
+
Worksheet
Curated OER

Estimate Sums

For Students 3rd - 5th
In this estimating sums worksheet, students round numbers to the greatest place and then add them to solve 23 problems. Students also solve 2 test prep questions.
+
Worksheet
Curated OER

Add Some More (10-20)

For Students K - 2nd
In this counting 1-20 practice worksheet, students improve their math skills as they solve 9 problems that require them to count the objects pictured in each group.
+
Worksheet
Curated OER

Add and Subtract within 20

For Students 1st - 2nd
Here is a more interesting way to practice addition and subtraction number sentences. Learners complete two sum boxes, adding across and down then totaling for a final sum. They do the same with subtraction in two more boxes. Finally,...
+
Worksheet
Curated OER

Add Mixed Numbers with Like Denominators (F)

For Students 4th - 6th
In this adding mixed numbers practice worksheet, students solve 14 problems that require them to add mixed numbers that have like denominators.
+
Worksheet
Curated OER

Add and Subtract within 20

For Students 1st - 2nd
The sums and differences only reach 20 in this arithmetic worksheet. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the...
+
Worksheet
Curated OER

Add and Subtract Decimal Hundredths [H]

For Students 4th - 5th
Learners add or subtract a total of 32 problems, all either adding or subtracting decimal hundredths.
+
Worksheet
Curated OER

Add Three Single Digits

For Students 1st - 2nd
The focus of this lesson is practice. Included are 14 worksheets each containing 10 simple single digit problems, where 3 digits are added together to find a sum. Problems are presented in both horizontal and vertical fashion. Note: This...
+
Worksheet
Curated OER

10 More or 10 Less

For Students 1st - 2nd Standards
Practice adding and subtracting 10 with this outer space worksheet. On the top, scholars match digits floating in stars with sums inside a spaceship. Next, they do the same with subtracting 10, connecting numbers to differences. These...
+
Worksheet
Curated OER

Fact Families

For Students 1st - 2nd
With a few extra numbers, these fact families would be complete! After looking at an example, scholars write in the sums and differences for six equations as part of three different fact families. This is really for beginners to this...
+
Worksheet
Curated OER

Subtraction Word Problems #1

For Teachers 2nd - 3rd Standards
Practice subtraction skills and word problem strategies with your second graders. After reviewing the example at the top of the page, learners solve 14 word problems involving subtraction. A great way to practice mental math!
+
App
Key Stage Fun

Squeebles Addition & Subtraction

For Students K - 3rd Standards
The math monster is at it again, this time stealing all the cars and drivers that were to take part in the cart race. If their addition and subtraction facts are up to the challenge, young mathematicians can win the drivers' freedom and...
+
Lesson Plan
West Contra Costa Unified School District

Connecting Fractions and Rational Expressions

For Teachers 8th - 10th Standards
Teach class members to work with rational expressions using their knowledge of fractions. The lesson plan starts with a warm-up of rational expressions at four different levels of complexity. The different levels continue throughout the...
+
Worksheet
Curated OER

Easter Addition (Sums to 100)

For Students 3rd - 5th
For this addition worksheet, students add integers and place the answer in the egg. All numbers are between 10 and 99. This one-page worksheet contains 25 problems. An answer sheet is included.
+
Worksheet
Curated OER

Making 10

For Students 1st - 2nd
In this making ten instructional activity, students add to ten by using two number cards. Students think of as many ways possible to use 2 cards (from 1 to 9) to make a sum of ten.
+
Worksheet
Curated OER

Addition of Shape-Sums 10-18

For Students 1st - 3rd
You can add anything, so why not shapes? The class adds sets of different colored shapes, writing the addends and sums in the provided boxes. Tip: Have learners identify the colors and the shapes they are adding to build academic...
+
Lesson Plan
Illustrative Mathematics

Make 9

For Teachers Pre-K - 1st Standards
Learning how numbers are put together as parts and wholes is a big step in building the foundational number sense of young mathematicians. Here, children are given a number less than 10 and are asked to find as many pairs of numbers as...
+
Worksheet
Curated OER

Adding Coins to $1.00 Worksheet #5

For Students 1st - 2nd
In this counting money instructional activity, learners solve ten problems in which groups of quarters, dimes and nickels are counted. Students add the coins and put the cents sign in. All sums are below one dollar.
+
Worksheet
Curated OER

Add Decimals Mentally

For Students 4th - 5th
In this adding decimals learning exercise, students add a set of 5 decimal problems, then put missing decimal numbers to make sums add up to the number 1. Answers included, a reference web site is given for additional activities.
+
Worksheet
Curated OER

Add Decimal Ten Thousandths (F)

For Students 5th
In this decimal addition learning exercise, 5th graders add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.
+
Worksheet
Curated OER

Add Decimal Ten Thousandths (E)

For Students 5th - 6th
In this decimal addition worksheet, students add the decimal equations with decimals that range to the ten thousandths place. Students solve 32 problems.