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
20 − ____ = 2
____ + 9 = 17
____ + 1 = 15
____ + 10 = 13
10 − ____ = 8
____ + 8 = 19
____ + 4 = 7
6 − ____ = 4
____ + 3 = 9
3 + ____ = 9
18 − ____ = 17
2 + ____ = 15
4 + ____ = 12
20 − ____ = 7
18 − ____ = 14
20 − ____ = 15
12 − ____ = 9
____ + 1 = 5
____ + 5 = 19
17 − ____ = 8
