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