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
26 + 10 = ______
66 + 20 = ______
62 − 10 = ______
72 − 10 = ______
32 + 10 = ______
58 + 10 = ______
47 + 10 = ______
79 + 20 = ______
28 + 20 = ______
85 − 10 = ______
53 + 10 = ______
36 + 20 = ______
95 − 10 = ______
7 × 10 = ______
57 − 10 = ______
79 + 10 = ______
92 − 10 = ______
78 − 10 = ______
65 − 10 = ______
32 + 20 = ______
