Mathematicians prove their proficiency for rounding to the nearest 100 with forty-four flash cards and a worksheet, each offering an assortment of whole numbers.

Concepts

rounding, rounding numbers, rounding to 100, substitute teachers, rounding whole numbers

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Additional Tags

math

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Instructional Ideas

• Direct pupils to complete the worksheet first then work with the flash cards with a peer who is also finished
• Use the flash cards as a warm-up prior to working on the practice page 
• Have flash cards readily available for learners to work with when time permits   

Classroom Considerations

• The resource is the fourth of eight in a series of third grade substitute lesson plan activities 
• Requires copies—laminate for continued use 

Pros

• Worksheet provides easy-to-follow directions
• Cards offer a fun font on a colorful background 

Cons

• None

Common Core

3.NBT.A.1