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