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 − ____ = 17
5 − ____ = 1
6 − ____ = 5
____ + 9 = 12
10 − ____ = 7
17 − ____ = 4
18 − ____ = 16
____ + 12 = 18
10 + ____ = 13
3 + ____ = 8
5 + ____ = 17
10 + ____ = 16
____ + 15 = 18
18 − ____ = 15
8 − ____ = 6
____ + 4 = 10
____ + 3 = 9
____ + 1 = 7
5 − ____ = 1
13 − ____ = 3
