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
50 − 10 = ______
54 + 20 = ______
74 + 20 = ______
68 − 10 = ______
56 − 10 = ______
6 × 10 = ______
46 + 10 = ______
81 + 10 = ______
57 + 20 = ______
39 − 10 = ______
41 + 10 = ______
28 + 20 = ______
84 − 10 = ______
58 − 10 = ______
65 − 10 = ______
24 + 10 = ______
1 × 10 = ______
4 × 10 = ______
24 − 10 = ______
54 + 10 = ______
