Common Core: 1.NBT

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Counting 1-20 (Set A)

Grade 1 · Counting · 8 problems

Directions: Fill in the missing numbers in each pattern.

1.
8, ,10,11,12, ,14, ,16,17
2.
9,10,11,12,13, , ,16,17, 
3.
10,11,12,13,14, ,16,17, , 
4.
1,2, ,4, , ,7,8,9,10
5.
2,3, ,5,6,7, ,9,10, 
6.
3,4,5, , ,8, ,10,11,12
7.
4,5,6, ,8,9,10, ,12, 
8.
5,6,7, , ,10,11,12, ,14

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