Mental Math Worksheet
Recommended for 1st Grade — 5th Grade
Mental Math Worksheet
Name: ____________________Date: ____________
Instructions: Using mental strategies like making ten, doubling, and compensation to compute quickly.
20 problems
46 + 20 = ______
43 + 10 = ______
2 × 10 = ______
6 × 10 = ______
73 + 20 = ______
30 + 10 = ______
15 + 20 = ______
32 + 20 = ______
37 − 10 = ______
68 + 20 = ______
26 − 10 = ______
9 × 10 = ______
63 + 10 = ______
28 + 20 = ______
7 × 10 = ______
82 + 10 = ______
40 + 10 = ______
8 × 10 = ______
65 − 10 = ______
30 + 20 = ______
