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