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
56 + 20 = ______
58 − 10 = ______
33 + 20 = ______
2 × 10 = ______
29 + 10 = ______
6 × 10 = ______
7 × 10 = ______
1 × 10 = ______
29 + 20 = ______
45 − 10 = ______
48 − 10 = ______
91 − 10 = ______
25 + 20 = ______
8 × 10 = ______
11 + 20 = ______
16 + 10 = ______
63 + 10 = ______
30 + 10 = ______
14 + 10 = ______
74 − 10 = ______
