Curated OER
Adding 1- and 2-Digit Numbers (Regrouping)
This online activity provides 30 practice problems in which learners add single- and double-digit numbers. The sums require regrouping, so even though the interactivity is catchy, no accommodation is made for the fact that learners might...
Scholastic
Study Jams! Addition with Regrouping
Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...
Handwriting For Kids
Addition: Level 3: Exercise 1 (Carryovers)
In this online addition instructional activity, students solve the double digit addition equations. Students enter their answers in the 30 boxes and click submit.
Curated OER
Addition with Tens and Ones
In this online interactive addition worksheet, students fill in the blank in 10 addition equations to total the number shown with tens and ones. Students check their answers online as they go.
Handwriting For Kids
Addition: Math 5
In this online addition worksheet, students solve the 30 single digit addition problems. Students enter their answers in the boxes and click submit.
Curated OER
Addition: Math 7
In this addition activity, 3rd graders complete 30 problems in which they add a two digit number to a two digit number using regrouping as needed. They enter their answers in the boxes and submit them on-line
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, learners solve the double digit addition or subtraction problems. Students solve 14 problems.
Scholastic
Study Jams! + and - Without Regrouping
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
Curated OER
Addition: Level 3: 2x1 Exercise 2 Carryovers
In this online addition worksheet, students add the double digit number with the single digit number and carry over to find the correct answer. Students enter their answers in the boxes and click submit.
Curated OER
Addition: Math 8
In this addition learning exercise, 3rd graders complete 30 problems in which they add a two digit number to a two digit number using regrouping as needed. They enter their answers in the boxes and submit them on-line
Curated OER
Practice Writing Three-Digit Numbers
This online interactive activity defines what two-digit and three-digit number are and the place values found in each. A practice activity helps build proficiency with this skill by having learners fill in the 21 blanks with the...
Curated OER
Addition and Subtraction
In this addition and subtraction instructional activity, students solve the double digit math problems using addition or subtraction. Students solve 14 problems.
Handwriting For Kids
Addition: Level 2: Exercise 3 (No Carryovers)
In this addition worksheet, 1st graders solve 30 single digit addition problems that do not require regrouping. They enter the answer in the boxes on-line and click submit to check their work.
Handwriting For Kids
Addition: Math 7
In this addition worksheet, students solve 36 problems in which two digit numbers are added, with and without regrouping. This is an online interactive worksheet.
Handwriting For Kids
Addition: Level 2: Exercise 5 (No Carryovers)
In this online addition activity, students solve the double digit addition equations. Students enter their answers in the 30 boxes and click submit.
Handwriting For Kids
Addition: Math 8
In this online addition activity, students solve the double digit addition equations. Students enter their answers in the 30 boxes and click submit.
Curated OER
Addition-Carrying Over
In this addition instructional activity, students add one digit and two digit numbers using carrying. There are thirty problems to solve. Students can complete instructional activity online and submit answers.
Curated OER
Addition: Math 2
In this addition activity, 2nd graders complete 30 problems in which they add a single digit number to another single digit number using regrouping as needed. They enter their answers in the boxes and submit them on-line
Curated OER
Addition: Math 1
In this addition worksheet, 2nd graders complete 30 problems in which they add a single digit number to another single digit number using regrouping as needed. They complete 2 problems in which 10 is an addend. They enter their answers...
Curated OER
Addition: Level 2: Exercise 2 (No Carryovers)
In this addition worksheet, 1st graders complete 30 problems in which they add a single digit number to another digit number; there is no regrouping needed. They enter their answers in the boxes and submit them on-line
Curated OER
Addition: Math 4
In this addition worksheet, 3rd graders complete 30 problems in which they add a single digit number to another one digit number using regrouping as needed. They enter their answers in the boxes and submit them on-line
Handwriting For Kids
Addition: Math 2
In this online addition instructional activity, students solve the 30 single digit addition problems. Students enter their answers in the boxes and click submit.
Handwriting For Kids
Addition: Math 4
In this online addition worksheet, students solve the 30 single digit addition problems. Students enter their answers in the boxes and click submit.
CK-12 Foundation
Addition and Multiplication Properties with Real Numbers: The Secret of Subtraction
An interactive boosts mathematicians' knowledge of subtracting integers using a horizontal number line by way of multiple-choice, true or false, and discussion questions.