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Lesson Plan
Curated OER

Number and Number Relations

For Teachers 3rd - 5th
Upper graders multiply numbers by tens and hundreds, and multiply two and three digit numbers by one digit numbers. They participate in a teacher-led lecture and complete examples with the class, complete a worksheet, and discuss the...
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PPT
Curated OER

Multiplication Tables: 9's Tricks

For Teachers 3rd - 4th
Who knew two hands could solve so many problems? Kids learn the 9's times tables trick with their fingers, then work through a series of 9's related math problems intended on building strong number sense and pattern recognition. Great...
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PPT
Curated OER

Doubles and Halves 3

For Teachers 3rd - 5th
Build mental math skills by teaching learners to double and half three-digit numbers. They start out by doubling one of seven double-digit numbers. Next, they discuss their strategy, and then practice doubling and halving 3-digit...
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Worksheet
Curated OER

Ways to Make Hundreds

For Students 2nd - 4th
How many ways can you make 200 using 1s, 10s, and 100s? Learners will build number sense, a basic understanding of place value, and prep for future lessons on expanded form with this simple worksheet. They are given 6 numbers, they write...
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Worksheet
Helping with Math

Addition: Number Bonds to 20

For Students 1st - 3rd Standards
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of  41 missing addend problems. Answers are available.
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Lesson Plan
Curated OER

Planetary Place Value

For Teachers 3rd - 4th
Third graders explore place value to the ten thousands place. This incredibly thorough, 24-page lesson has learners construct, order, and compare numbers to 9,999. This three-day lesson includes reteaching and extension activities...
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Lesson Plan
Scholastic

Adding and Subtracting Ten

For Teachers K - 2nd Standards
Developing fluency with basic addition and subtraction is fundamental to the success of all young mathematicians. This four-day lesson series begins with learners using ten-frames and hundreds charts to recognize patterns when adding and...
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Worksheet
Curated OER

A Place for Each Number

For Students 3rd
In this number sense worksheet, 3rd graders look and analyze 4 different shapes joined together with a box of specific numbers next to them. Students read 11 clues and place each number in the right shape.
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Lesson Plan
Curated OER

Smiling at Two Digit Multiplication!

For Teachers 3rd - 4th Standards
How do I solve a two-digit multiplication problem? Your class tackles this question by walking through problem solving methods. They first investigates and applies traditional multiplication methods, and they then compare those with...
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Worksheet
Curated OER

Addition: Number Bonds to 30

For Students 2nd - 4th Standards
In this addition worksheet, students fill in the missing addend to an addition problem that adds up to 30. This number could be a one or two digit number. Students complete 41 missing addend problems.
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Worksheet
Curated OER

Number Bonds: 1-Digit Addition

For Students 2nd - 3rd
In this 1-digit addition worksheet, students fill in blanks and circles, making number bonds and solving addition problems, match numbers to make given sums and complete 2 number puzlzles.
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Worksheet
Curated OER

Math Review for Grade 4: Number Sense

For Teachers 4th
In this math review for grade 4 number sense worksheet, 4th graders answer 24 multiple choice question in standardized test format about number sense.
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Lesson Plan
Curated OER

Two-Digit Subtraction With and Without Regrouping

For Teachers 2nd
Second graders subtract two-digit numbers. In this mathematics lesson, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
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Lesson Plan
Curated OER

Number Base Clocks

For Teachers 4th - 9th
Young scholars investigate place value in base ten. In this number sense instructional activity, students participate in an online instructional activity at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to...
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PPT
Curated OER

Multiplication Grids: Double-Digit

For Teachers 3rd - 4th
Kids learn how to use the grid method to solve double by single-digit multiplication problems. They take each double-digit number into its tens and units, place it on the grid, add the multiplier, then solve the problem. There are two...
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Worksheet
Curated OER

Compare Numbers to 100 +-4 (O)

For Students 1st - 2nd
Skills and drills practice is a trick of the trade. Well it's necessary anyway. There are 75 double-digit number sets for learners to compare by filling in each blank with the greater than, lesson than, or equal to symbols. This drill...
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Lesson Plan
Curated OER

Exploring Place and Space

For Teachers 3rd - 5th
Students explore number values by completing mathematical worksheets in class. In this decimals lesson, students identify the different place values a number has and the use of decimals to represent a fraction of a number. Students...
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Lesson Plan
Curated OER

Two-Digit Addition at the Zoo

For Teachers 2nd
Your second graders explore two digit addition with regrouping. They will investigate problem solving strategies within the context of a trip to the zoo. Multiple resources and assessments are provided.
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Lesson Plan
Rational Number Project

Rational Number Project: Initial Fraction Ideas

For Teachers 3rd - 6th Standards
Deepen the fractional number sense of young learners with this introductory lesson on equivalent fractions. After completing a short warm-up activity, children go on to work in pairs using fraction circles to complete a table of...
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Interactive
Curated OER

Find the Even Numbers 4

For Students 1st - 3rd
In this online interactive number sense worksheet, students examine a series of 1 and 2-digit numbers. Students identify the even numbers in the series and check their answers.
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Worksheet
Curated OER

Investigation (Houghton Mifflin Math)

For Students 2nd - 3rd
In this number sense worksheet, students explore the Grand Canyon. Students are to find five facts about the Grand Canyon that contain a number greater than the number one thousand.
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Lesson Plan
Curated OER

Number Sense

For Teachers 1st
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson plan, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
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Worksheet
Curated OER

What Could It Be?

For Students 3rd - 5th
For this number sense worksheet, students examine a group of numbers from 1 to 7 digits and use these numbers to answer 9 fill in the blank problems regarding number sense and place value.
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Worksheet
Curated OER

Math in English Skills IV Exercise Book: Multi-Digit Addition, Subtraction, Multiplication and Division

For Students 1st - 6th
No one can deny the relationship between addition, subtraction, multiplication, and division. However, it's not always easy for learners to see the connection between basic operations. Help your class by providing them with an entire...