Curated OER
Light and Our World
In this science worksheet, students solve a variety of curriculum related puzzles. They also practice basic mental math skills using four operations. The concept of light and color are explored and how it interacts with different objects.
Curated OER
Sums
For this addition word problems worksheet, learners read the problems, use mental math, and find the sums. Students solve five problems.
Curated OER
Multiplication: Mixed Facts
In this finding the products worksheet, students multiply one-digit numbers by one-digit numbers using mental math. Students solve 36 problems.
Curated OER
Multiplication: Mixed Facts 2
For this finding the products worksheet, students multiply one-digit by one-digit numbers using mental math. Students solve 35 problems.
Curated OER
Adding Decimal Fractions Mentally
In this decimal addition activity, 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
Mental Arithmetic
In this math worksheet, learners are read a series of questions. They answer them mentally. The questions and answers are on the worksheet.
Curated OER
The Part-adder 1
Second graders investigate the addition of whole numbers. They mentally perform calculations involving addition and subtraction. They make sensible estimates and check the reasonableness of answers.
Curated OER
Mental Multiplication
Students discover how to multiply large numbers in their heads using some simple techniques. They understand that multiplying by 5 is done by multiplying by 10 and cutting the answer in half. They also understand that multiplying by 9...
Curated OER
Using Math with Sale Papers
Fifth graders estimate their results and then prove through calculations. In this math lesson, 5th graders solve problems using multiplication, division, addition, and subtraction. They also use mental math to solve their problems.
Curated OER
Multi-Digit Multiplication
Fourth graders practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and...
Curated OER
Multiplication Strategies and Writing Story Problems
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
Curated OER
Enjoying Millions- Working with Millions
In this working with millions worksheet, 4th graders look for patterns when working with millions, and use mental math to determine a number. They add and subtract numbers from a number in the millions before using a set of clues to...
Curated OER
Ways to Add
In this addition worksheet, students learn several different options to add the numerals twenty-four and thirty. The options are models, mental math, a hundreds chart, or pencil and paper.
Curated OER
Multiply One-Digits
In this finding the products worksheet, students multiply one-digit times one-digit numbers to solve. Students solve 35 problems.
abcteach
Simple Integer Addition
Add to your collection of math resources with this skills practice activity. Offering dozens of addition problems with sums less than 100, this resource is a simple way to hone the basic skills of young mathematicians.
Illustrative Mathematics
Using Benchmarks to Compare Fractions
Introduce a new strategy for comparing fractions by analyzing Melissa's use of benchmarks. Walk the class through her process, calling on students to explain their understanding of each step she took. Then practice this method on two...
Math in English
Skip Counting
Help young mathematicians take the next step toward fluent addition with a simple skip counting exercise.
EngageNY
Overcoming a Second Obstacle in Factoring—What If There Is a Remainder?
Looking for an alternative approach to long division? Show your classes how to use factoring in place of long division. Increase their fluency with factoring at the same time!
Illustrative Mathematics
Double Plus One
Practice doubling with a straightforward worksheet. Learners double plus one each number in the table, and then answer a series of hypothetical math equations.
Coloring Squared
Thanksgiving Pilgrim—Holiday Subtraction
What's the mystery picture? Pupils solve the subtraction problems in each square. Then they use the key at the bottom to determine the color of the square.
Curated OER
Three Sets of Mental Math Problems covering Coordinates and Integer Values
In this mental math worksheet, students solve sixteen problems given in three sets. The problems are to be done without a calculator and they cover coordinates and integer values. The solutions are provided.
Curated OER
Liquid Killer
Young scholars explore number sense applications and discuss strategies for multiplication and division using mental math. For cross-curricular purposes, they explore causes and effects of inequality and social injustice. Students...
Curated OER
Mental Methods
In this mental methods worksheet, learners determine the correct answer when multiplying fractions, percents and decimals. They use mental math to solve problems.
Curated OER
The Nuts and Bolts of a Mathematical Expression
Fourth graders complete a worksheet that asks them to order operations within a mathematical expression. students evaluate the expressions in the correct order using mental math and paper. The results are recorded on the worksheet.
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