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
5 × 10 = ______
52 − 10 = ______
25 + 20 = ______
67 + 10 = ______
11 + 20 = ______
26 − 10 = ______
63 + 20 = ______
32 + 20 = ______
29 + 20 = ______
57 + 10 = ______
50 − 10 = ______
59 + 10 = ______
64 − 10 = ______
37 + 20 = ______
72 − 10 = ______
4 × 10 = ______
7 × 10 = ______
62 − 10 = ______
2 × 10 = ______
9 × 10 = ______
