These free math video lessons with examples and worked solutions help Grade 4 students learn how to apply understanding of fraction equivalence to add tenths and hundredths.

**Related Pages**

Addition & Subtraction Word

Arithmetic Lessons

Math Worksheets

Word problems involving addition often uses words like ‘total’, ‘sum’, ‘more’, ‘gain’, ‘altogether’.

**Example:**

Andy has 53 marbles. Sam gave Andy 15 marbles and Andy found another 3. What is the total that Andy has?

**Solution:**

[Andy has 53 marbles] + [15 from Sam] + [3 found]

53 + 15 + 3 = 71 marbles

The following video gives more examples of addition word problems.

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