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