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
84 − 10 = ______
52 + 20 = ______
13 + 10 = ______
9 × 10 = ______
47 + 10 = ______
5 × 10 = ______
50 + 20 = ______
48 + 10 = ______
59 − 10 = ______
6 × 10 = ______
77 + 10 = ______
57 + 20 = ______
54 − 10 = ______
23 + 20 = ______
24 + 10 = ______
59 + 10 = ______
67 + 20 = ______
83 + 10 = ______
68 + 10 = ______
13 + 20 = ______
