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
7 × 10 = ______
4 × 10 = ______
54 + 20 = ______
54 − 10 = ______
11 + 20 = ______
76 + 20 = ______
23 + 10 = ______
11 + 10 = ______
94 − 10 = ______
74 + 10 = ______
71 − 10 = ______
5 × 10 = ______
29 + 10 = ______
3 × 10 = ______
82 + 10 = ______
78 + 10 = ______
72 + 20 = ______
40 + 10 = ______
67 + 10 = ______
9 × 10 = ______
