Curated OER
Two-Digit Subtraction With and Without Regrouping
Second graders subtract two-digit numbers. In this mathematics lesson, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
Curated OER
Counting: Missing Number to 100
In this counting exercise, students write in the missing number in each series of numbers by counting up, with a range from 1 to 100.
Curated OER
Two-Digit by One-Digit Multiplication (A)
In this mathematics worksheet, students solve numerous multiplication problems by multiplying a two-digit number by a one-digit number, including zero. There are 64 problems to solve on the sheet.
Curated OER
Two-Digit Numbers Ending in 8 or 7
In 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
Multiplying 11 (A)
In this mathematics worksheet, 3rd graders solve numerous problems by multiplying a two-digit number by a single digit number. They carry-over and add when necessary.