Achieve
Corn and Oats
How much land does a parcel hold? How much fertilizer does it take for a field of corn? Pupils answer these questions and more as they apply ratio reasoning and unit analysis.
Curated OER
Mental Math
Students participate in an online computation game. In this computation lesson plan, students practice simple computations and use an internet site to review addition and subtraction facts.
Curated OER
Nets and Surface Area - Mental Math
In this mental math learning exercise, middle schoolers use mental math to find the surface area and determine nets of the given shape. They use an information sheet as an aide to find the answer to 30 questions.
Curated OER
Mental Division of Whole Numbers
In this mental division worksheet, students utilize mental arithmetic to answer forty division math problems dealing with whole numbers. Students check their answers online as they go.
Curated OER
Division Problems to Calculate Mentally
For this division worksheet, students answer a set of 10 questions, trying to answer all questions "in their head." Answers are included on page 2.
Math Worksheets Land
Add and Subtract to 100
Get some practice with double-digit addition and subtraction from all directions! Learners complete two equations for each operation, one horizontally and one vertically. Consider your objective with this one; do you want scholars to use...
Curated OER
Problem Solving Decisions: Choose a Method
Walk your scholars through the process of finding percentages using this problem-solving worksheet! A word problem asks learners to figure out how many pieces of a puzzle are left, if the completed 750 pieces make up 60% of the total....
EngageNY
End-of-Module Assessment Task: Grade 7 Mathematics Module 4
Asses the class to determine their knowledge of proportional relationships involving percents. Class members work through the nine-question assessment with a variety of percent problems. The multi-step problems involve simple interest,...
EngageNY
Classification of Solutions
Is there one, none, or more? Through discussion or activity, scholars find the properties of an equation that will determine the number of solutions. They then use the properties discovered to figure out the number of solutions...
Curated OER
Subtract With Unlike Denominators - Practice 5.4
Fifth and sixth graders subtract 15 mixed fractions with unlike denominators and reduce each one to their simplest form. They write and solve two subtraction problems for each model shown. Pupils find the value of n in four Algebra...
Curated OER
Estimation and Approximation
For this math worksheet, students guess the answers and then calculate the real answer without using a calculator. There are 10 questions on this worksheet.
University of Waterloo
Rounding and Estimating 1: Introduction
Pupils practice mental math skills in math drills. They play the online interactive game "Rounding Off" to practice rounding off different numbers. Afterward, they complete a paper based follow up exercise for reinforcement.
Curated OER
Equivalent Fractions
Students practice determining equivalent fractions using mental math skills. They play the online game "Make a Match" to select equivalent fractions sets. Afterward, they complete paper based follow up exercises.
Noyce Foundation
Gym
Give the class a mental work out with an assessment task in which young mathematicians compare several gym membership options. They use substitution to calculate the cost for given numbers of months.
Achieve
Fences
Pupils design a fence for a backyard pool. Scholars develop a fence design based on given constraints, determine the amount of material they need, and calculate the cost of the project.
Curated OER
The Part-Adder 2
Third graders use mental-math strategies to solve two-digit plus two-digit addition problems. They observe and discuss online demonstrations, solve word problems as a class, and independently solve problems and describe their solutions...
Curated OER
4th Grade Math Practice
In this grade 4 math practice activity, 4th graders complete a set of 23 multiple choice questions related to a variety of 4th grade concepts. An answer key is included.
DK Publishing
Money Word Problems #2
Are you experiencing money problems? Here are some more! Young mathematicians practice their addition and subtraction skills with money values in these word problems and number sentences. Some of the 25 questions prompt scholars to...
Curated OER
Dragon Math
Young scholars engage in a lesson which provides a fun way to increase a student's ability to combine and separate numbers to form landmarks. They access a game online and play in pairs.
Curated OER
Math Jeopardy: Basic Skills
Students play a PowerPoint activity to be used as a review of basic skills for order of operations, and the operations of addition, subtraction, multiplication, and division for whole numbers, some fractional numbers and integers....
Curated OER
Grade 5 Singapore Math: Average
In this grade 5 Singapore Math worksheet, students solve a set of 20 problems, finding average. An answer key and reference web site are given.
EngageNY
Percent
Extend percent understandings to include percents less than one and greater than 100. A great lesson has pupils build upon their knowledge of percents from sixth grade. They convert between fractions, decimals, and percents that are less...
Curated OER
Mental Arithmetic Sets 3 and 4
In this mental arithmetic activity, 3rd graders answer 20 short answer questions related to place value, addition, subtraction, and skip counting.
Curated OER
Math: O.R.E.O. Woes
In this math worksheet, 3rd graders apply basic operations to answer six questions about Oreo cookies. Next, they create four math problems using pictures and number sentences.