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