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
____ + 4 = 10
3 + ____ = 18
2 + ____ = 8
____ + 3 = 6
____ + 5 = 12
____ + 8 = 16
8 + ____ = 19
2 + ____ = 17
____ + 12 = 13
10 + ____ = 15
20 − ____ = 19
5 − ____ = 1
15 + ____ = 19
____ + 3 = 5
____ + 3 = 12
9 − ____ = 1
10 + ____ = 14
15 − ____ = 6
20 − ____ = 4
13 − ____ = 11
