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
1 + ____ = 7
____ + 12 = 18
9 + ____ = 16
13 − ____ = 9
20 − ____ = 3
4 + ____ = 8
12 − ____ = 4
7 − ____ = 1
3 + ____ = 19
____ + 18 = 19
12 − ____ = 2
____ + 6 = 7
9 + ____ = 18
13 − ____ = 6
3 + ____ = 16
4 + ____ = 6
____ + 5 = 11
8 − ____ = 2
6 + ____ = 18
11 + ____ = 13
