Number Sense Worksheet
Recommended for Kindergarten — 2nd Grade
Number Sense Worksheet
Name: ____________________Date: ____________
Instructions: Recognizing, building, and decomposing small numbers with ten frames and number bonds.
20 problems
____ + 11 = 12
11 − ____ = 10
____ + 10 = 12
6 + ____ = 10
6 − ____ = 3
____ + 9 = 20
4 + ____ = 6
5 + ____ = 20
17 − ____ = 10
8 − ____ = 5
7 + ____ = 12
1 + ____ = 5
5 + ____ = 6
20 − ____ = 5
1 + ____ = 18
____ + 2 = 19
____ + 11 = 20
____ + 7 = 11
1 + ____ = 17
____ + 5 = 9
