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