Curated OER
Column Addition, 3-Digit and 4-Digit Numbers
Show scholars that if they can add two multi-digit numbers, they can add four! They complete 20 practice problems adding three and four-digit numbers. All the equations have four addends and include units. All numbers are whole numbers....
Curated OER
Multiplying Larger Numbers by Ones
Those are some big numbers! Scholars multiply three and four-digit numbers by one-digit numbers in these equations. There are 28 total, and they do need to regroup for many of them. The one-digit numbers are all either 7, 8, or 9; use...
Curated OER
Column Addition, 4-Digit Numbers
Just follow the columns! Young mathematicians complete 16 addition problems with five addends each. They examine two examples before doing these, and the example problems demonstrate carrying one and two into the next column. Encourage...