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
35 − 10 = ______
52 + 10 = ______
3 × 10 = ______
50 + 10 = ______
17 + 20 = ______
41 − 10 = ______
65 + 20 = ______
76 − 10 = ______
46 − 10 = ______
88 + 20 = ______
40 − 10 = ______
4 × 10 = ______
48 + 20 = ______
83 − 10 = ______
62 + 10 = ______
65 − 10 = ______
14 + 20 = ______
24 + 10 = ______
25 + 20 = ______
49 + 20 = ______
