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
75 + 10 = ______
91 − 10 = ______
30 − 10 = ______
75 − 10 = ______
61 + 10 = ______
52 − 10 = ______
44 − 10 = ______
3 × 10 = ______
51 + 20 = ______
5 × 10 = ______
82 + 10 = ______
2 × 10 = ______
84 + 20 = ______
14 + 20 = ______
56 − 10 = ______
67 − 10 = ______
92 − 10 = ______
1 × 10 = ______
86 + 20 = ______
68 + 10 = ______
