iRubric: Math 2-Digit Addition Story Problems rubric

The student uses standard writing conventions very well to make the paper easy to read. There are very few errors, and the reader hardly notices them.

There are mistakes in conventions, but the reader can figure out what is meant by reading some parts of the paper more than once. Mistakes are not severe, but are distracting.

Numerous errors in conventions distract the reader and make the paper difficult to read. The errors are so severe that they cause the reader to have difficulty in understanding the message.