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
12 + ____ = 13
____ + 9 = 18
9 − ____ = 7
7 + ____ = 8
____ + 8 = 14
10 + ____ = 18
____ + 5 = 7
2 + ____ = 11
20 − ____ = 16
14 − ____ = 1
____ + 6 = 11
8 + ____ = 16
____ + 1 = 5
15 − ____ = 7
18 − ____ = 16
____ + 7 = 19
8 + ____ = 9
9 − ____ = 8
10 + ____ = 13
____ + 1 = 6
