Curated OER
Add Tens and Ones
In this finding the sum worksheet, students add two-digit plus two digit numbers in ones and tens place values with regrouping. Students solve 12 problems.
Curated OER
ONES and TENS
Before you can teach place value or regroup, you need to provide students with a concrete idea of the definition of ones and tens. Here, ones and tens are defined and then shown several different ways in order to represent several...
K-5 Math Teaching Resources
2-Digit Addition Template
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
Curated OER
Regroup Tens as Hundreds
In this regrouping tens as hundreds practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Regroup - Up to 99
In this regrouping worksheet, students regroup 2-digit numbers into the tens and ones place. There are 12 numbers for students to regroup.
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
Place Value and Subtraction With Regrouping
In this place value and subtraction worksheet, students place pennies in the chart and use them to put numbers in the correct place value and subtract. Students use the pennies as ones and use them in regrouping.
Curated OER
What's Missing?
Add a challenge for your young mathematicians' adventures in double-digit addition. Instead of simply computing sums in the 9 problems, they work backwards to fill in blanks among the addends. Resource makes a terrific extension or...
Curated OER
Regroup and Subtract
In this regroup and subtract worksheet, students "use making 10 strategy" to regroup ones and tens and subtract 5 problems. A reference web site is provided.
Curated OER
Two Digit Addition with Regrouping
Students explore the concept of "regrouping." In this 2-digit addition with regrouping lesson, students create visual representations of combinations that equal ten using a tens frame. Students use manipulatives to represent the tens...
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
Addition With Regrouping
In this addition with regrouping instructional activity, students complete a set of 12 problems; all problems are laid out in a "graphic organizer" style box and the tens and ones columns are labeled.
Curated OER
Addition: Up to 2-Digits Using Place Values
In this addition worksheet, students solve 9 problems in which two digit numbers are added with no regrouping. Students rewrite an addition sentence that is in horizontal format and stack the numbers in a place value chart.
Curated OER
Add Two-Digit Numbers
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...
Curated OER
Place Value Popsicles
Students play a place value game using popsicle sticks and dice. They investigate units and tens.
NTTI
Putting Together Ten
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries to...
Curated OER
Add Two-Digit Numbers
In this addition worksheet, students practice adding 6 2-digit mathematical problems. Students follow 3 steps to adding tens and ones together. Students trace 4 dotted numbers provided in 2 addition problems.
Curated OER
Addition Worksheet
In this addition worksheet, students add twenty pairs of two digit numbers. There is no regrouping involved in this worksheet, all answers for the ones and the tens columns are equal to or less than 9.
Math Worksheets Land
Add up to Four Two-Digit Numbers - Step-by-Step Lessons
Okay, so your scholars are excelling at two-addend addition problems, but what about three or four? Here are some practice problems to stretch their math skills. They find the sums of six equations: two with two addends, two with three...
Curated OER
Add and Subtract within 1000
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...
Curated OER
Addition
Looking for addition drills for your scholars to practice adding one and two-digit numbers? You've found it! Mathematicians examine an example before finding the sum of 16 equations, each of which involves one 2-digit addend and one...
Curated OER
Addition
Looking for some straightforward addition practice? You found it! Mathematicians calculate sums between double-digit addends, using examples as guidance. There are 12 problems total. Next, they answer two simple addition word problems....
Curated OER
Add One-Digit Numbers to Two-Digit Numbers
In this addition review learning exercise, learners practice adding 1-digit numbers to 2- digit numbers as they solve 3 addition problems.