Curated OER
Two-Digit Subtraction, No Regrouping /Borrowing / Trading
In this subtraction practice worksheet, students use their math skills to solve 20 problems that require them to add 2 digit numbers without regrouping, borrowing, or trading.
Curated OER
Two-Digit Subtraction, No Regrouping /Borrowing / Trading 2
In this subtraction practice activity, students use their math skills to solve 20 problems that require them to add 2 digit numbers without regrouping, borrowing, or trading.
Curated OER
Trading in Subtraction
Second graders solve two-digit subtraction problems without trades using counters and by modeling trades with base-ten blocks. They pair in groups and students open the "Counters Open Mat". Students are given a problem, such as: there...
Curated OER
Three-Digit Subtraction, No Regrouping
Subtract a three-digit number! Your class will have no problem subtracting two and three-digit numbers after practicing with this worksheet. There are 20 problems to solve, no regrouping, borrowing, or trading involved.
Curated OER
Three-Digit Subtraction, No Regrouping /Borrowing / Trading
For this subtraction practice worksheet, students use their math skills to solve 20 problems that require them to subtract 3 digit numbers without regrouping, borrowing, or trading.
Curated OER
Primary Understanding and Use of Place Value
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
Curated OER
Let's Trade
Second graders engage in a instructional activity which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Curated OER
Subtraction
Second graders regroup two-digit numbers and solve advanced subtraction problems with regrouping; students use straw and cup manipulatives to demonstrate how to borrow from the tens place in order to solve the problem.
Curated OER
Story Subtraction
In this story problems activity, students solve 5 word problems in which two and three digit numbers are subtracted. There will be regrouping.
Curated OER
A Fictional History of Place Value
Your class can explore standard and expanded notation, as well as computation with regrouping. They listen to a make-believe story about cavemen and the origin of numerals and place value. Then apply what they learned about renaming and...
Curated OER
Carry and Borrow
Second graders complete basic math computations. In this addition and subtraction lesson, 2nd graders learn how to carry and borrow numbers when adding and subtracting. Students learn a carrying song to help them remember. Students...
Curated OER
Regrouping Ten Ones for One Ten
Students explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.