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