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
20 − ____ = 17
13 − ____ = 8
____ + 16 = 20
12 − ____ = 3
1 + ____ = 17
____ + 10 = 13
5 − ____ = 1
____ + 3 = 12
10 + ____ = 13
8 − ____ = 6
3 + ____ = 6
14 − ____ = 2
10 − ____ = 5
____ + 3 = 14
____ + 5 = 6
7 − ____ = 4
6 − ____ = 1
____ + 5 = 10
4 + ____ = 6
____ + 15 = 20
