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
65 + 20 = ______
94 − 10 = ______
48 + 10 = ______
29 + 10 = ______
6 × 10 = ______
48 + 20 = ______
28 + 20 = ______
13 + 10 = ______
61 + 20 = ______
88 + 10 = ______
17 + 10 = ______
33 − 10 = ______
74 + 20 = ______
84 + 10 = ______
44 − 10 = ______
71 + 10 = ______
25 + 20 = ______
32 − 10 = ______
72 + 20 = ______
88 + 20 = ______
