The worksheets included in this bundle can be used alone or to supplement the SmartBoard Lesson titled Two and Three Digit Addition With and Without Regrouping SmartBoard Unit available to purchase in my store.
The following concepts are covered:
Round Two Digit numbers to the nearest ten. (Limit to two numbers)
Round three digit whole numbers to the nearest 100.
Estimate sums of quantities.
Solve double digit plus single digit without regrouping in vertical and horizontal form.
Solve double digit plus double digit without regrouping in vertical and horizontal form.
Solve double digit plus single digit and double digit plus double digit with regrouping in vertical and horizontal form.
Use place value to explain why addition and subtraction strategies work, using place value and the properties of operations.
Find a number (0-100) on a number line. Add another number and find the sum on the number line.
Add up to four two-digit numbers using strategies based on place value and properties of operations.
Find a missing numbers that makes a number sentence true.
*two digit numbers up to 18 using +
Mentally add 10 or 100 to a given number of 100-900.
Use addition to solve one and two step word problems involving situations of adding to, putting together, and comparing.
Solve triple digit problems in addition with and without regrouping in vertical and horizontal form.