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
10 + ____ = 13
20 − ____ = 18
3 + ____ = 5
____ + 5 = 9
____ + 10 = 17
9 + ____ = 20
7 − ____ = 3
11 − ____ = 5
2 + ____ = 6
17 − ____ = 11
____ + 2 = 20
____ + 8 = 19
____ + 3 = 5
____ + 10 = 15
____ + 2 = 11
____ + 3 = 9
19 − ____ = 9
____ + 3 = 12
____ + 10 = 15
4 + ____ = 7
