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
18 + ____ = 20
____ + 12 = 13
4 + ____ = 19
10 + ____ = 11
11 − ____ = 4
2 + ____ = 13
11 − ____ = 7
8 + ____ = 20
____ + 14 = 16
6 + ____ = 9
6 − ____ = 3
2 + ____ = 15
15 − ____ = 1
14 − ____ = 1
2 + ____ = 7
13 − ____ = 7
____ + 12 = 15
____ + 3 = 6
____ + 1 = 5
5 − ____ = 3
