Here are four examples of double-digit horizontal addition. Learners are shown how to compute numbers horizontally, by first adding the tens and then the ones columns and then adding them both together. This is a great way to boost...

Give your mathematicians some practice with three-digit numbers as they complete these addition and subtraction problems. There are six vertically-formatted equations to start, then learners add to and subtract from eight numbers...

In this addition activity, students count the shapes in 15 boxes and then write the answers to 15 addition math problems on the lines provided.

In this addition worksheet, students solve the horizontal addition problems. Students count on from the addend given to get the find the missing addend.

In this on-line addition worksheet, students complete 7 multiple choice questions where they add one and two digit numbers horizontally. Students can check their answers at the end of the worksheet.