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