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