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
1 + ____ = 5
20 − ____ = 3
8 + ____ = 10
____ + 4 = 17
10 − ____ = 2
6 + ____ = 8
____ + 7 = 15
1 + ____ = 10
2 + ____ = 9
19 − ____ = 9
____ + 6 = 10
8 + ____ = 13
____ + 13 = 16
____ + 11 = 15
____ + 4 = 11
____ + 2 = 6
____ + 7 = 9
12 + ____ = 18
____ + 13 = 15
____ + 6 = 14
