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