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