PPT
Curated OER

Horizontal Addition

For Teachers 3rd - 4th
Here are four examples of double-digit horizontal addition. Learners are shown how to compute numbers horizontally, by first adding the tens and then the ones columns and then adding them both together. This is a great way to boost...
Worksheet
Curated OER

Multiplying by 2-Digit Numbers

For Students 4th - 6th Standards
Need some practice multiplying large numbers? Bring this list of problems to your fifth grade class to use as a review of multiplication of 3 digit numbers by 2 digit numbers. The format of this resource makes it a good quiz or homework...
Lesson Plan
Curated OER

Tens! Hundreds! Thousands!!! of Tons

For Teachers 5th
Fifth graders take a close look at the types of ships that travel through the Hudson River Valley on the Hudson River. They utilize worksheets embedded in the plan in order to answer questions about exactly what is being shipped, and how...
Worksheet
Curated OER

Vertical Three Digit Place Value Addition 1

For Students 2nd - 3rd
In order to add 3 digit numbers together and understand place value learners add to find the standard form. THere are 40 problems in which the hundreds, tens, and units are added to find a sum. Note: This format may confuse some children...
Worksheet
Fuel the Brain

Joining by Tens

For Students 3rd - 5th
Used as a warm-up or exit ticket, your class will enjoy solving problems about dinosaurs and blocks. Adding 10 to any number may be tricky, so allow your learners to use manipulatives or draw on the worksheet itself!
Lesson Plan
Curated OER

Study Buddies: Dividing Two-Digit Numbers

For Teachers 3rd - 4th
In this math worksheet, young scholars will works with a coach to solve a story problem in which they must divide a two digit number by a single digit number. Students will follow a step-by-step process and notes are provided for the coach.
Worksheet
Curated OER

Mentally Add Two 2-Digit Numbers pg. 1

For Students 4th - 6th
Mental math addition is the focus of this worksheet. Students apply a strategy outlined in the worksheet to find the sums. In this worksheet, students find the answers for twenty problems. Answers appear at the end.
Lesson Plan
Curated OER

Counting On Tens or Ones

For Teachers 1st
In this mathematics worksheet, 1st graders count on tens or ones. They identify how many ones and tens that they are counting for each. Then, students write the sum for each problem.
Worksheet
Curated OER

Addition: Two Digit Mental Addition

For Students 3rd - 5th
In this 2-digit addition worksheet, students learn how to solve 2-digit math problems in their heads instead of on paper. They then solve the 20 problems on the worksheet. The answers are on the last page.
Printables
Math Learning Center

Addition Strategies

For Teachers 2nd - 3rd Standards
Help young mathematicians refer to simple addition strategies with a set of math posters. The pages feature ways to remember how to add zero to a number, how to determine if a number is odd or even, and making fast tens.
Lesson Plan
Curated OER

Adding Two-Digit Numbers

For Teachers 3rd - 4th
In this adding two-digit numbers worksheet, students, working with a partner, problem solve seven addition equations and word problems.
Worksheet
Curated OER

Add Two-Digit Numbers

For Students K - 2nd
In this addition worksheet, students practice adding 9 two-digit addition math problems involving tens, ones and regrouping. Students solve the answer to 1 test prep question and fill in the circle for the correct answer from a multiple...
Worksheet
Curated OER

Adding Two-Digit Numbers

For Students 2nd
In this addition instructional activity, 2nd graders add 6 two-digit numbers together, use tens and ones as models and circle yes or no if they needed to regroup.
Lesson Plan
Curated OER

Understanding Whole Numbers

For Teachers 4th
In this understanding whole numbers worksheet, 4th graders use a computer program for instruction, then answer 16 problems about addition and subtraction.
Worksheet
Curated OER

Comparing Numbers (up to 999)

For Students 4th Standards
For this number comparison worksheet, 4th graders compare 14 pairs of numbers and place either the greater than or less than symbol between each. They order 7 sets of numbers from least or smallest to greatest.
Worksheet
Curated OER

Subtracting Greater Numbers

For Students 4th
In this subtraction worksheet, 4th graders subtract 13 math problems involving 4 and 5-digit numbers. Students solve 1 word problem with a chart.
Lesson Plan
Curated OER

Multiplying By Whole Tens

For Teachers 7th - 9th
In this multiplying worksheet, students count by tens, write the rule for multiplying by ten, and then multiply numbers by ten. Examples and explanations are given prior to the exercise. This two-page worksheet contains approximately 30...
Worksheet
Curated OER

Adding Tenths

For Students 4th
In this mathematics worksheet, 4th graders identify what is missing from the whole 1 in each problem. Then they draw a number line from 0 to 2 with tick marks at every tenth place. Students also add each decimal and write their...
Lesson Plan
Curated OER

Comparing and Ordering Greater Numbers

For Teachers 3rd - 4th
Young scholars compare and order greater numbers. In this place value lesson, students use a place-value chart to identify which set of numbers has the greatest value.
Worksheet
Curated OER

Add and Subtract within 1000

For Students 1st - 2nd
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers to...
PPT
Curated OER

Sequencing and Counting on

For Teachers 3rd - 4th
This series of slides gives learners an opportunity to count on by 10's in number sequences then discuss how to apply counting on to addition and subtraction problems. Learners count on and back by 1's, 10's, and 100's.
Worksheet
Fuel the Brain

Brain Boosters - Add Ten on a Number Line

For Students 2nd
Encourage learners to use pictures, numbers, or words to solve two-word problems in which they count by 10's using a number line. They tell the total number of items the child has in each problem by starting at a given number and adding...
Lesson Plan
Curated OER

Easy Addition

For Teachers 4th - 8th
Learnes practice an alternate way of carrying when doing addition. In this addition lesson, everyone applies an alternate algorithm when they need to carry when adding. They work from left to right instead of starting in the ones place....
Worksheet
Math Salamanders Ltd.

Addition - Adding on Tens Sheet 1

For Students 2nd - 4th Standards
In this adding on tens activity, students add multiples of 10 to given numbers. A reference website is given for additional activities.