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
5 × 10 = ______
9 × 10 = ______
37 + 20 = ______
93 − 10 = ______
74 + 20 = ______
80 + 10 = ______
38 + 10 = ______
29 + 20 = ______
3 × 10 = ______
42 + 20 = ______
2 × 10 = ______
60 − 10 = ______
59 − 10 = ______
29 − 10 = ______
57 − 10 = ______
42 − 10 = ______
89 − 10 = ______
31 − 10 = ______
45 + 20 = ______
92 − 10 = ______
