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
84 − 10 = ______
3 × 10 = ______
37 + 20 = ______
6 × 10 = ______
85 + 20 = ______
66 − 10 = ______
58 − 10 = ______
79 + 10 = ______
59 − 10 = ______
94 − 10 = ______
35 − 10 = ______
32 − 10 = ______
70 − 10 = ______
35 + 10 = ______
85 − 10 = ______
36 + 10 = ______
64 − 10 = ______
70 + 20 = ______
89 + 20 = ______
86 − 10 = ______
