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
3 × 10 = ______
9 × 10 = ______
60 + 20 = ______
34 − 10 = ______
14 + 20 = ______
32 + 10 = ______
26 − 10 = ______
36 + 10 = ______
5 × 10 = ______
38 + 10 = ______
7 × 10 = ______
43 + 10 = ______
2 × 10 = ______
69 + 20 = ______
25 + 10 = ______
63 + 10 = ______
84 + 20 = ______
6 × 10 = ______
42 + 20 = ______
29 + 20 = ______
