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
62 + 20 = ______
59 + 20 = ______
70 − 10 = ______
78 + 20 = ______
73 − 10 = ______
67 + 10 = ______
3 × 10 = ______
74 + 10 = ______
48 + 20 = ______
82 + 10 = ______
23 + 20 = ______
83 + 20 = ______
78 + 10 = ______
24 − 10 = ______
32 − 10 = ______
29 + 20 = ______
31 − 10 = ______
16 + 20 = ______
8 × 10 = ______
30 + 10 = ______
