Curated OER
Add Three Single Digits
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...
Curated OER
Multiplying by 100
In this math worksheet, students learn the tricks to multiply any number by 10, 100 or 1000. There are 75 problems on 3 pages, both written horizontally and vertically with instructions and picture illustrations to help students.
DK Publishing
Addition Practice #2
Encourage young scholars to tap into their inner math-whiz as they add three and four-addend equations. The first 36 problems each have three addends (none over two-digit), and are written horizontally. Next, they complete eight more...
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
Math – Addition 0 to 5
For this addition facts worksheet, students solve 12 horizontal and vertical addition problems that require them to add 1-digit numbers to 1-digit numbers.
Curated OER
Addition Practice #1
Show young mathematicians that they are fully capable of mentally adding two-digit numbers. They start by solving 12 two-addend problems (all with two-digit numbers and aligned horizontally). There is no room to show work. Consider...
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
TAKS Math Quiz-Horizontal Addition
In this TAKS math quiz activity, students take an online quiz focused on horizontal addition. Quiz can be graded online by clicking a link.
Curated OER
Add and Subtract Decimal Ten Thousandths (B)
In this decimals activity, students solve 40 problems in which decimal numbers to the ten thousandth place are added or subtracted. Problems are in horizontal format and may need to be rewritten.
Curated OER
TAKS Math Quiz-Horizontal Addition
In this TAKS math quiz worksheet, learners take an online quiz focused on horizontal addition. Quiz may be graded online by clicking a link.
Curated OER
Addition and Subtraction
In this finding the sums and differences of horizontal problems worksheet, students add and subtract one-digit and two-digit numbers using mental math. Students solve 242 problems.
Curated OER
Addition With Decimals B
In this decimal addition worksheet, students solve 30 problems in which decimal numbers to the ten thousandths place are added. The first half of the page has problems shown vertically with the decimal points already lined up. The second...
Curated OER
Add and Subtract Decimal Tenths
In this math worksheet, students add and subtract using decimals in the tenths place. Students complete 32 horizontal problems, writing the answers in the space provided.
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
Choose the Operation: Plus or minus (up to 100)
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
Curated OER
Adding with Different Numbers of Digits
Expand addition concepts by challenging your pupils with these multi-digit addends. They add up numbers with up to seven digits, regrouping where needed. The first six are written vertically and the next two are horizontal. Make...
Curated OER
Adding Up
Sail through the land of three addends with this nautical-themed addition learning exercise. Scholars begin by using mental math to add seven sets of three numbers located on sailboats. Next, they apply this concept to eight horizontally...
Curated OER
Adding and Subtracting Integers
In this integers instructional activity, learners use the integer number line to solve the problems as they add and subtract positive and negative numbers. They find the answers to 10 questions.
Curated OER
Addition Practice
For this addition practice instructional activity, students solve 60 problems that require them to add 1-digit numbers to 1 or 2-digit numbers with sums to 10.
Curated OER
Adding 3 to a Single Digit
In this adding 3 worksheet, students solve ten problems in which the number three is added to a single digit number. The problems are in horizontal format.
Curated OER
Adding Decimal Fractions Mentally
In this decimal addition worksheet, students solve 14 problems in which decimal numbers to the tenths or hundredths place are added. Problems are in horizontal format and students are encouraged to add mentally.
Curated OER
Adding on Two
In this math worksheet, students practice adding two to a number. Students complete 20 problems written horizontally. Example: 26+2=? Students also practice counting by two with both even and odd number sequences.
Curated OER
Integers - Objects Model
Sixth and seventh graders solve 19 various types of problems related to integers as objects models. They write an integer that corresponds to each letter on a number line and then, arrange the integers from least to greatest. Pupils also...
Creative Chemistry
Determining the Enthalpy Change of a Reaction
In this enthalpy of reactions learning exercise, high schoolers use a known amount of copper (II) sulphate solution and an excess of zinc powder to calculate the reaction's enthalpy change. Students measure the temperature change...