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
74 + 10 = ______
44 + 20 = ______
47 + 20 = ______
82 + 10 = ______
48 + 20 = ______
3 × 10 = ______
69 + 10 = ______
73 + 10 = ______
62 + 20 = ______
29 + 10 = ______
26 − 10 = ______
52 + 10 = ______
36 + 10 = ______
70 − 10 = ______
35 + 10 = ______
9 × 10 = ______
28 + 10 = ______
15 + 20 = ______
64 − 10 = ______
54 + 20 = ______
