Lesson 10 Find the Tens or the Doubles (Worksheet)

Worksheets teach to adding

Part 1: Add. Find and cross off the Tens first, then use the Ten and Another strategy.

Part 2: Add. Find and cross off the Doubles first, then add the third number (1, 2, or 3).

Part 3: Add. Find the Tens OR the Doubles. Try to finish this section in less than three minutes.

Worksheets for the lesson

Addition up to 20 worksheets pdf download