CK-12 Foundation
Mental Math to Multiply by Whole Number Powers of Ten: The Rule for Tens
Eight questions challenge scholars to use mental math while multiplying whole numbers by powers of 10. A tool with bouncing decimals demonstrates how and where the decimal moves. Question types include several multiple-choice, a...
Curated OER
Using Known Facts to Multiply and Divide Mentally
Building strong mental-math skills requires learners to have a strong number sense. They practice multiplying two and three-digit numbers in their heads using estimation or approximation. They estimate or round each number and then...
Curated OER
Multiplication and Division Pick 'n' Mix 2
Fifth graders practice a wide range of strategies for solving multiplication and division problems with whole numbers and decimal fractions. They interact with operations on decimals, relevant size and place value of decimals to three...
Curated OER
Multiplying Decimals by 0.1, 0.01, 0.001
For this decimal multiplication worksheet, students solve 40 problems in which a decimal number to the thousandth place is multiplied by either 0.1, 0.01 or 0.001. There are no examples.
Curated OER
Multiplying Decimal Numbers: Using Zeros as Placeholders
Explore decimals with upper graders. They solve problems from their textbook involving decimal multiplication. Afterward, as a class, they check their answers by comparing them to those projected with an overhead projector.
PBS
Working With Equivalent Fractions, Decimals and Percentages: Activities and Supplemental Materials
Reinforce math concepts using six worksheets that coincide with Virtual Math Girl's video instruction. The practice pages' objectives include writing equivalent fractions, decimal equivalents, and converting percents to decimals and...
Curated OER
Unit 6 Arithmetic: Multiplication of Decimals
In this multiplication of decimals instructional activity, learners complete 6 sets of problems. The first two sets of ten problems involve whole number computation. The final four sets involve decimal multiplication. There are a total...
Curated OER
Powers of Ten
In this powers of ten worksheet, 5th graders multiply and divide decimals by multiples of ten. They mentally solve simple problems containing powers of ten. This two-page worksheet contains 10 problems.
Curated OER
Multiplying by 10, by 100, and by 1,000
Fourth graders write tenths and hundredths in decimal and fraction notations. In this math lesson, learners know the fraction and decimal equivalents for halves and fourths. Everyone answers numerous questions posed by the teacher...
Curated OER
Mental Arithmetic Race
In this mental arithmetic race, students compute as many arithmetic problems as possible in a given length of time. Problems include whole and decimal numbers. Students mentally divide multiply, and add whole numbers and decimals. This...
Curated OER
Calculator
In this mathematical calculations worksheet, 4th graders complete 12 multiplication problems by using a calculator. Students also develop an estimate for these problems.
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
Number: Whole Numbers and Decimals
Young scholars explore whole numbers and decimals. In this decimal lesson, students discover how to perform multiplication with decimals as they complete a worksheet.
Curated OER
Lesson 3: Number Sense
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
Curated OER
Multiplying Decimals
In this math worksheet, students practice multiplication of decimals. Students begin by multiplying whole numbers by decimals, then decimal numbers by decimals, up to the thousandths place. The problems are written both in horizontal and...
Curated OER
Liquid Killer
Students 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 explore...
Curated OER
Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
Curated OER
Number: Decimals
Learners explore the concept of decimals. In this decimals lesson, students examine number patterns as they complete a worksheet that requires them perform multiplication with decimal numbers.
Curated OER
Numbers: Rounding Off
Students discover the idea of rounding numbers. In this rounding lesson, students are given worksheets having to do with rounding whole numbers and fractions. Students participate in an activity with number flashcards.
Curated OER
Number Sense Worksheet
In this number sense worksheet, students find numbers that are between fractions, complete subtraction problems, complete multiplication problems and more. Students complete 6 problems.
Curated OER
Arithmetic: Revision
Students practice with a variety of simple equations involving addition, subtraction, multiplication and division. Explanation is followed by each block of equations given to solve. They are set loose to complete additional equations for...
Curated OER
The Multiplier (2-digit by 2-digit numbers)
Fourth graders Split a 2-digit number into tens and ones. They use The Multiplier to partition and solve 2-digit by 2-digit multiplications. They describe how to solve 2-digit by 2-digit multiplications using a diagram.
Curated OER
Rounding And Estimating
Students investigate various types of problems using whole numbers and decimals. They use a discussion format while working example problems to help create a baseline for further independent practice. The instructional activity also...
Curated OER
Fraction Facts
Middle schoolers are introduced to fractions, including operations with fractionsm converting fractions to decimals and percents. They are provided with activities that provide ample practice opportunities to reinforce the information...