The instructor uses an electronic chalkboard to demonstrate how to add mixed numbers with uncommon denominators. One example is modeled using astep by step approach to walk the learner through this process of adding the whole numbers first and then ...finding the common denominator to add the remaining fractions together. (01:40)[more]

This student-created video begins by presenting a " real-life" problem. A student is trying to divide four and a half cans of soda among six friends. The problem is then written on a dry erase board and solved step-by-step. (01:46)

In this video, a teacher demonstrates subtracting mixed numbers with borrowing. The problem is worked on a dry erase board as the teacher explains the problem step-by-step. (01:29)

This teacher-created video demonstrates adding mixed numbers. The teacher works a problem on a white board as he explains it step-by-step. The problem shown results in an improper fraction which the teacher shows how to rewrite. (00:47)

This video explains how to add mixed numbers that have the same denominators. A problem is presented and the tutorial goes through all the steps to solve. NOTE: the sound is NOT good, the narrator's voice is completely robotic. The end of the vide...o shows how a quiz would be taken on their website (promotional). The instruction stops after 03:30. (05:31)[more]

The instructor uses a small whiteboard in this short three-minute tutorial to demonstrate how to subtract mixed numbers. The instructor shows how to convert mixed numbers to improper fractions so that one can subtract. The video goes step-by-step and... is easy to understand. (02:56)[more]

How to subtract mixed numbers. Video goes over what a mixed number is, and finds the answer in mixed number form. The video is in lecture format, with an instructor at the dry erase board. (01:06)

This video demonstrates how to subtract a mixed number from a whole number. A teacher works the problem on a white board and explains the process step-by-step. (01:18)

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