Just as this mouse wouldn’t dare leave one single berry behind, so too, you wouldn’t dare leave one single missing addend problem undone … would you?
CCSS 1.OA.6
Please go to this page to see all the missing addend worksheets for sums of 16-20.
![missing addend - sums of 20 - berry pie](https://www.awellspringofworksheets.com/wp-content/uploads/2016/03/missing-addend-sums-of-20-berry-pie_premium-231x300.jpg)
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