Helping with Math
Subtraction : 3-digit and 2-digit
Does your class need a little extra practice subtracting two-digit subtrahends from three-digit minuends? Here are 30 practice problems just waiting for answers; some problems require regrouping and some do not.
Curated OER
Extreme Elevations
Seventh graders use highest and lowest points of land elevation around the world to find the differences. Sea level is zero, so students be operating with positive and negative numbers. After students find the information on the...
Curated OER
Using Electronic Manipulatives in Multiplication
Factor polynomials using electronic manipulatives. Your class will create a spreadsheet in excel and use it to multiply and perform basic operations and solve problems correctly. They create a visual to go along with each multiplication...
Alabama Learning Exchange
Fun with Problem Solving
Using a varity of strategies, young mathematicians solve multistep word problems. They play a logic game as a whole group, and then work with a partner on a computer to complete a worksheet that requires a variety of problem solving...
Alabama Learning Exchange
Fortune Properties
Complete identity and equality property problems in hands-on activities. Smart cookies identify the identity and equality properties. They complete a review of order of operations, watch an online video, and make a foldable with the...
Curated OER
Leaves for Our Tree
Young mathematicians review fact families and create a Math Fact Family Tree. This clever lesson plan includes some excellent printouts that support the lesson.
Curated OER
Subtraction With Integers
This thorough introduction to the concept of subtracting negative integers walk learners through the necessary steps using teacher modeling and guided practice. Number lines and various word problems are used to support understanding of...
Curated OER
Students' Strides
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
Curated OER
Pascal's Triangle
Young scholars explore the concept of Pascal's Triangle. In this Pascal's Triangle lesson, students use an applet called 'Coloring Multiples' to explore Pascal's Triangle. Young scholars develop patterns starting with various numbers in...
Curated OER
Interactive Fractions
Middle schoolers determine the common denominator of two unlike fractions. They practice adding fractions and finding equivalent fractions of numbers. They compare and contrast different types of equations involving fractions and...
Curated OER
Revision of the Four Rules (Decimals)
Upper elementary and middle schoolers read through an explanation of how to divide, multiply, add and subtract numbers with decimals. They complete an exercise with 48 problems. Pupils can click on the "Check" box to determine whether or...
Curated OER
Reading, Writing, and Ordering Numbers
Learners study place value. Students participate in place value and number relay games, write numbers in words, and discuss how numbers are read. As a class, they discuss the meaning of less than and grater than signs. Learners use...
Curated OER
Worksheet Chapter 1 College Prep Algebra
In this algebra worksheet, students compare integers, translate words to a numerical expression, identify sets of numbers, identify properties, use order of operations, multiply fractions, and solve simple word problems. This 13 page...
Helping with Math
Multiplying by Multiples of 10
Elementary schoolers solve six problems, multiplying by multiples of 10. They line up the numbers as shown and then check their answers online.
Curated OER
Working with Percentages
Students complete basic operations using percentages in a variety of real world situations. Discounts are computed and compared to a variety of prices listed in local newspaper advertisements.
Curated OER
Place Value and Transformation
Fourth graders have a class discussion about fraction and negative numbers that were in the coordinates. They plot and read ordered numbered pairs. They transform ordered pairs and explore transformation of figures on a plane.
Ohio Department of Education
Models for Dividing Fractions - Grade Six
Fifth and sixth graders use food and candy to help them represent division of fractions and develop algorithms to solve fraction problems. They discuss dividing whole numbers by fractions. Pupils use sticks and chocolate bars to study...
Curated OER
Subtraction and Unknown Addends (to 20)
How many more gallons of fuel does Mr. George need to fill his car to capacity? This word problem uses the unknown addend strategy to get scholars subtracting and thinking about the relationship between mathematical operations. There is...
Curated OER
Adding and Subtracting Up to 5 Guided Lesson Explanation
A teacher resource, this scripted lesson details how learners can solve addition and subtraction problems involving numbers up to five. The referenced pupil worksheet is not included.
Curated OER
Investigation - Dividing a Candy Bar
Fourth graders explore dividing equally. They divide three-digit divisors by one and two digit divisors. Students work real life division problems. They examine possible solutions to each problem.
Curated OER
Writing Variable Expressions for Physical Models
Explore the concept of writing variable expressions by examining the similarities between expressions with numbers and expressions with variables. Emerging mathematicians determine rules for sequences and patterns before writing a rule...
Curated OER
Inverse Relationship Between Addition and Subtraction
Elementary schoolers review their knowledge of addition and subtraction through studying fact families. They use cubes to help them add or subtract. Students answer the teachers question with addition and subtraction fact answers.
Curated OER
Fabulous Fractals
Students view a video to discover how patterns in nature relate to math. They explore the concept of exponential growth by observing and creating fractals. They solve and design word problems.
Manchester University
Lesson 51: Scientific Notation
Discuss scientific notation with this mathematics lesson plan. Middle schoolers predict which problem is bigger of two numbers. They analyze the problems by observing the powers of 10 in order to decide which is bigger. This appears to...