Lesson Plan
Illustrative Mathematics

Banana Bread

For Teachers 5th - 7th Standards
Show your future bakers how to choose the right baking pan by calculating the volume of a pan. The resource compares two pans, one with decimal edge lengths and is too small for the recipe and one that may work. Your number crunchers are...
Lesson Plan
Curated OER

Relating Fractions and Decimals

For Teachers 6th
Sixth graders identify how fractions and decimals both illustrate parts of a whole. They estimate which number is greater by comparing them to the given fraction and use greater than or less than symbols for each.
Worksheet
Curated OER

Addition - Decimals

For Students 4th - 8th Standards
In this decimal addition worksheet, students solve 15 problems that require them to add decimal numbers with 1-5 digits.
Worksheet
Curated OER

Subtraction: Decimals

For Students 4th - 7th Standards
In this decimal subtraction worksheet, students solve 15 problems that require them to subtract decimal numbers with 1-5 digits.
Worksheet
Curated OER

Multiply Decimals

For Students 3rd - 4th
In this multiplication of decimals instructional activity, students complete 12 problems, multiplying numbers with 1 decimal place. A reference web site is given for additional activities.
Worksheet
Curated OER

Multiply Decimals

For Students 4th - 5th
For this decimal multiplication worksheet, students complete a set of 24 problems, multiplying decimals by whole numbers. An answer line is provided.
Lesson Plan
Curated OER

Multiplying Decimals

For Teachers 6th
In this mathematics worksheet, 6th graders estimate the product and use an array to help them find the product. Then they find the exact product and locate where to put the decimal point in each.
Worksheet
Curated OER

Multiplying Decimals

For Students 6th
In this multiplying decimals activity, 6th graders solve and complete 12 various types of problems that include decimals. First, they multiply each set of numbers as if they were whole numbers. Then, students add the products and place...
Lesson Plan
Curated OER

Number: Decimals

For Teachers 4th - 6th
Students 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.
Worksheet
Curated OER

Four-Digit by Two-Digit Tenths (A)

For Students 4th - 5th
In this math learning exercise, students answer 36 multiplication problems. All of the problems involve a 4-digit number that is multiplied by a number with one decimal place.
Worksheet
Curated OER

Multiplying Decimals by Powers of Ten (A)

For Students 6th - 7th
In this math worksheet, students answer 45 multiplication problems. All of the problems involve decimals and one of the numbers is a power of 10
Worksheet
Curated OER

Mental Arithmetic Race

For Students 7th - 8th
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...
Worksheet
Curated OER

Three Digit by Two Digit Tenths (J)

For Students 5th
In this multiplication activity, 5th graders multiply the 3 digit numbers by 2 digit decimals in tenths. Students solve 36 multiplication problems.
Lesson Plan
Curated OER

Dividing Decimals

For Teachers 6th
In this mathematics worksheet, 6th graders find the quotient for each problem listed. Then thy explain their estimates, divide, and multiply to check their answers.
Lesson Plan
Curated OER

Renting an Apartment

For Teachers 5th - 8th
Students complete math problems. In this decimals lesson, students practice decimal multiplication and discuss decimal placement. Students complete more practice problems and have other students check their answers. Students complete a...
Worksheet
Curated OER

Three-Digit by Three-Digit Hundredths [C]

For Students 4th - 5th
In this multiplication worksheet, students solve 36 problems, multiplying 3 digit numbers by 3-digit hundredths. Answers included on page 2.
Worksheet
Curated OER

Two-Digit by Two-Digit Tenths [C]

For Students 3rd - 4th
In this multiplication learning exercise, students complete 49 problems, multiplying 2 digit numbers by 2-digit tenths. Answers included on page 2.
Worksheet
Math Mammoth

Money and Change

For Students 5th - 7th
In this consumer math activity, students estimate and then multiply the given money amounts. Students also practice finding change. There are seven problems to complete.
Worksheet
Curated OER

Decimal Multiplication Level 6

For Students 4th - 5th
For this math worksheet, students practice multiplication by decimal numbers up to the tenths place. The answers are all less that one hundred. The problems are spaced with ample room to show work.
Worksheet
Curated OER

Multiply Decimals

For Students 5th - 8th
For this multiplication of decimals worksheet, students multiply numbers with decimals in them. Students complete 8 multiplication problems.
Worksheet
Curated OER

Divide with Decimal Divisors: Reteach

For Students 4th - 6th
In this division worksheet, students first review the process for dividing with decimal divisors, then complete 8 problems, rewriting without a decimal in the divisor and solving. 
Worksheet
Curated OER

Decimal Word Problems

For Students 6th - 7th
In this decimals worksheet, students solve 10 different word problems that include using decimals. First, they determine the amount of change received from a cashier given a specific amount. Then, students write a decimal representing...
Lesson Plan
Curated OER

Representing Rational Numbers

For Teachers 7th
Seventh graders explore rational numbers. For this fractions, decimals, and percents lesson, 7th graders identify and compare equivalencies between fractions, decimals, and percents. Students use hands-on activities to investigate the...
Lesson Plan
Curated OER

Get it Straight Mr. Decimal!

For Teachers 3rd - 5th
Students work with decimals. In this decimal lesson, students participate in a hands-on group activity that enable them to review to how to appropriately add and subtract decimals.