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