Addition of 2 or 4 numbers quiz online

Addition of 2 or 4 numbers quiz online. This is a quiz for children to learn how to add three numbers. For example you will find problems in which you are asked to add numbers like in this case: 3 + 4 + 2 = ? This quiz is a gap-fill and in some cases a MCQ activity. Type in the correct sum and submit in each case. Feedback will be instant and students can keep repeating the practice until they feel confident on the skill. This is an activity for 1st, 2nd, 3rd and 4th grades