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
23 + 20 = ______
52 + 20 = ______
73 + 10 = ______
70 − 10 = ______
34 + 20 = ______
58 + 10 = ______
30 + 20 = ______
69 + 20 = ______
23 + 10 = ______
36 + 20 = ______
67 + 20 = ______
95 − 10 = ______
63 + 20 = ______
37 − 10 = ______
47 + 20 = ______
68 + 10 = ______
49 − 10 = ______
60 + 20 = ______
7 × 10 = ______
36 − 10 = ______
