Curated OER
Who Needs Numbers?
Students identify whole numbers through the one millions place. In this place value instructional activity, students read the book The Day Without Math and use place value mats to create numbers to the millions place. Students use base...
EdHelper
Addition and Subtraction Using Place Value
In this addition and subtraction instructional activity, students solve simple problems where the tens and ones columns of numbers are labeled for them. Students then solve 4 word problems. Worksheet is part of a subscription site with...
Illustrative Mathematics
Bundling and Unbundling
Seven tens, plus five ones, equals 75. Five ones, plus seven tens, also equals 75. These are the types of equations learners are asked to make true in a worksheet with 11 unfinished equations.
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 1
Here is an assessment designed to test mathematicians' knowledge of writing numbers, comparing numbers, skip counting, solving addition and subtraction problems; along with measuring objects, telling time, identifying shapes, reading...
Math Worksheets Land
Add and Subtract Multi-Digit Whole Numbers
Help young mathematicians see the value in addition and subtraction. Offering one addition and one subtraction problem, this instructional activity walks learners step-by-step through the solutions of each, starting in the ones place and...
Curated OER
Tic-Tac-Place Value
First graders explore how to write, read, and identify three-digit numbers.
Curated OER
Area Model of Multiplication Using Base 10 Manipulatives
Explore two-digit multiplication with your class as they work in groups to build models of two-digit multiplication using base 10 manipulatives. They construct rectangles replacing standard numbers with equivalent place values using...
Curated OER
Representing Numbers to 50
In this mathematics worksheet, 1st graders identify two-digit numbers that show tens and ones. Then they write how many tens and ones there are and place the number in the boxes given.
Curated OER
Two-Digit Numbers Ending in 8 or 7
For this mathematics instructional activity, students circle the dots to form a complete ten and compare their problem to the one with just ones' digits. Then they add each problem and write down the corresponding problem with just the...
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
Expanded Notation Poster
Show how numbers can be expanded with this vivid chart expressing different place values. The chart takes four numbers and writes them with expanded notation in their thousands, hundreds, tens, and ones places.
Curated OER
Comparing Two Digit Numbers Using Symbols
Second graders compare two digit numbers. In this comparing numbers lesson, 2nd graders discover greater than and less than symbols. Students read Five Little Monkeys Sitting In A Tree and use the story as a model for comparing numbers....
Curated OER
Money Game
Fourth graders give change of one dollar. For this decimal and fractions lesson, 4th graders receive fake coins and discuss what they could purchase with them. Students go for a walk and spend one dollar and get...
Virginia Department of Education
Mathematics Vocabulary Cards - Grade 2
Augment your math curriculum with posters detailing several concepts important to second grade math. Each poster features one math term from geometry, measurement, probability and statistics, computation and estimation, numbers and...
Curated OER
Calc-You-Late Magnitudes
First graders are introduced and practice using a calculator. Individually, they enter and complete simple addition and subtraction problems. After the answer is displayed, they identify the place value for ones, tens, and hundreds...
Curated OER
Show Me the Number
Second graders develop the ability to show two-digit numbers using place value attributes in the early additive stage five. They utilize the manipulative's of sticks, rubber bands, counters, small canisters and uni-link cubes to assist...
EngageNY
Estimating Digits in a Quotient
Boiling down any division problem to a one-digit divisor problem sure makes estimation easy. The lesson shows how to estimate division problems by using place value understanding and basic arithmetic facts to simplify the division. Some...
Curated OER
Study Buddies: Adding Two-Digit Numbers
Some times a simple lesson is all you need. Here are 2 worksheets that can be used as a lesson on problem solving, addition, and partner work. The first worksheet has learners use a tens and ones charts to practice adding simple...
Curated OER
Rounding Decimals
Fourth graders engage in a lesson that is about the concept of rounding decimals. They review place value and focus it upon the practice of rounding. Students use 10 base decimal grids or models to help make connections with the skill.
Curated OER
Decide When to Regroup - Reteach
In this addition instructional activity, 3rd graders decide when to regroup in addition problems after reviewing the steps. They use a workmat and place value blocks as they complete 4 problems. They identify how many tens and ones there...
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade 1)
Support math vocabulary using a set of 25 flashcards. The set consists of a variety of bold-faced word cards and corresponding labeled picture cards. Terms include even numbers, regrouping, skip counting, and more.
Curated OER
Column Addition reteach 4.6
In this adding two-digit and three-digit numbers worksheet, students find the sums of groups of thee and four numbers by rewriting the numbers in place value columns, and adding each column with regrouping. Students solve fourteen problems.
Curated OER
Double-Digit Addition with Regrouping
First graders recall place value system and double-digit addition, create and manipulate double-digit regrouping, and devise and identify ways to use regrouping.
Curated OER
Multiplication With Two Digits
Third graders multiply one and two digit problems, identify place value, and maneuver manipulatives to solve problems.