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
9 × 10 = ______
32 − 10 = ______
84 − 10 = ______
12 + 20 = ______
48 − 10 = ______
12 + 10 = ______
21 + 10 = ______
86 + 10 = ______
76 + 10 = ______
66 − 10 = ______
66 + 10 = ______
2 × 10 = ______
96 − 10 = ______
17 + 20 = ______
56 + 10 = ______
3 × 10 = ______
60 + 20 = ______
63 − 10 = ______
82 + 10 = ______
87 + 20 = ______
