CK-12 Foundation
Decimal Addition: Adding Little Pieces
A five-question interactive test scholars' knowledge of adding and subtracting decimals. A tool aids in problem-solving with movable parts that reveal addends and sums. Question types include one discussion, fill and in the blank, and...
Curated OER
Addition of Decimals
In this addition of decimals instructional activity, learners solve 9 addition problems only in their heads and write down their answers. Students add $5.99 to 8 amounts of money and $9.99 to 4 amounts of money.
Curated OER
Addition of Decimals
In this addition of decimals worksheet, learners work out 9 addition problems in their heads, add $4.99 to 8 amounts of money and $9.99 to 4 amounts of money.
Curated OER
Math Puzzle Picture
The key to solving this puzzle lies in the addition skills of young learners. The first step is to answer a series of decimal addition problems organized in a 4x5 grid. Then cut apart the page of puzzle pieces, each one including an...
Curriculum Corner
Splashes of Spring Math Centers
Spring into math practice with a set of resources that taps into a variety of math practice. Skills include matching expressions to their definitions, a place value sorting activity, three multiplication and division games,...
Curated OER
Explore Addition and Subtraction of Decimals
Exploring problem solving involving the addition and subtraction of decimals can be done with word problems. For this worksheet on decimals, learners add and subtract distances measured in miles and expressed as decimals. This worksheet...
Curated OER
Addition and Subtraction of Decimals
In this addition and subtraction of decimals worksheet, students solve 50 problems in which they line up the decimal points before solving. There are also some order of operations problems on this page. This page is intended to be an...
Curated OER
Add and Subtract Decimals
In this decimal worksheet, learners read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.
Curated OER
Basic Math Decimals 1
In this addition of decimals instructional activity, students add numbers up to 4 digits that contain decimals. Students complete 16 problems on this instructional activity.
Curated OER
Beginning to Add Decimals Mentally
In this addition learning exercise, learners solve ten math problems in which they add a single digit number and a decimal number. Learners solve these problems in their head and write the answers in the boxes. The answers are available...
Curated OER
Decimal Addition
Use this guided set of equations to help scholars add double-digit numbers with decimals. They examine two examples before trying these on their own, many of which require regrouping. All of these have decimals to the hundredths place....
Curated OER
Introduction to Adding Decimals
Here is a very fine worksheet you can use to teach your charges how to add decimals. There are 21 problems, and an excellent example of how this technique is used at the top of the page. An answer key makes up the second part of this...
Curated OER
Everyday Problems with Decimals
Review word problems and decimals with a worksheet that features everyday problems for your students to solve. Six problems provide space for both work and the solution, reinforcing the importance of showing one's work in word problems....
Curated OER
Real-life Problems, Working with Decimals
Put your learners' decimal skills to the test with these five word problems. With space for students to write their work, the word problems contain addition and multiplication problems with money and measurement units. Use this resource...
DK Publishing
Addition with 3-Digit Numbers #1
Once your mathematicians can add two-digit numbers, it's time to bring on the three-digit addends. Here are 20 practice problems, each involving two whole-number addends. Learners do not need to regroup for any of these, and they have...
Curated OER
Adding Decimals
Explore the practical uses of adding numbers with decimals as scholars add measurements and money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The next six are...
Curated OER
Adding Decimals
Adding decimals can be simple; show scholars the practical uses of adding numbers with decimals as they add measurements and amounts of money. The first eight equations are written vertically with some sums requiring a dollar sign, some...
Curated OER
Adding Decimals
Show scholars the practical uses of adding numbers with decimals as they add measurements and amounts of money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The...
Curated OER
Division of 3-Digit Decimal Numbers
Move that decimal up into the quotient! Mathematicians practice long division with three-digit dividends that have decimals to the hundredths place. All the divisors are single-digit numbers, and there are two examples demonstrating the...
Curated OER
The Art of Interpreting Percent
Ddefine the relationships between fractions, decimals, and percentages in a series of lessons. The class practices converting between these three versions of a number. They also find the common factor of a numerator and denominator and...
Curated OER
Adding and Subtracting Decimals 2
In this adding and subtracting of decimals worksheet, students add and subtract numbers containing decimals up to 4 digits. Students complete 16 problems.
Curated OER
Add Decimals Hundredths (F)
In this addition of decimals to the hundredths place value activity, students rewrite the horizontal problems and add with mixed regrouping and no regrouping. Students solve 32 problems.
Illustrative Mathematics
Jayden’s Snacks
A quick activity to test the knowledge of your learners on adding and subtracting with decimals. They must calculate how much Jayden spent at the store and how much money he has remaining.
EngageNY
Decimal Expansions of Fractions, Part 1
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson plan of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the...