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Open Number Line Addition Practice

Graphic Organizer · Grade 2 · English

Open Number Line Addition Practice

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Open Number Line AdditionCCSS 2.NBT.B.5: Add within 100 using strategies based on place value.
Worked Example
Problem: 34 + 28 = ?
Strategy: Start at 34. Jump by tens (+10, +10), then jump by ones (+8).
+10+10+834445462
Solution: 34 + 28 = 62
Practice ProblemsShow your jumps on the open number line. Jump by tens, then ones!
1. 45 + 23 = ________
45
2. 27 + 41 = ________
27
3. 58 + 26 = ________
58
Great job! You are using place value strategies to add.