Addition Worksheets

3 or 4 Digit - Addition Worksheets

Horizontal Format - 2 Addends

Complete PDF interactive worksheets online, with no printing! For these special addition worksheets you can generate up to 30 horizontal addition problems with 3 or 4 digit numbers and 2 addends. Both addends can be selected to be positive, negative or mixed numbers.

Number of Digits

Each number has 3 digit.

Each number has 4 digits.

Each number has 3 or 4 digits.

Positive or Negative Numbers

Both numbers will be positive.

Both numbers will be negative.

Numbers will be mixed positive and negative.

Number of Problems for Each Worksheet

Addition: 3 or 4 Digit - Addition Tests with Answers

Include Addition: 3 or 4 Digit - Addition Answer Key

Interactive PDF worksheet: Printing is not necessary!