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
58 − 10 = ______
83 + 10 = ______
81 + 10 = ______
37 + 20 = ______
48 + 10 = ______
43 − 10 = ______
39 + 10 = ______
48 − 10 = ______
74 − 10 = ______
2 × 10 = ______
71 + 10 = ______
38 + 20 = ______
49 + 20 = ______
12 + 20 = ______
95 − 10 = ______
51 − 10 = ______
54 + 20 = ______
9 × 10 = ______
3 × 10 = ______
60 + 10 = ______
