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