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
4 × 10 = ______
31 − 10 = ______
43 + 10 = ______
1 × 10 = ______
30 + 20 = ______
35 − 10 = ______
62 + 10 = ______
53 + 10 = ______
79 + 20 = ______
67 − 10 = ______
89 + 20 = ______
3 × 10 = ______
75 + 20 = ______
37 − 10 = ______
32 − 10 = ______
45 + 20 = ______
44 − 10 = ______
70 − 10 = ______
61 − 10 = ______
88 + 10 = ______
