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
94 − 10 = ______
42 − 10 = ______
84 − 10 = ______
7 × 10 = ______
35 + 10 = ______
67 + 10 = ______
44 + 10 = ______
44 − 10 = ______
71 − 10 = ______
40 − 10 = ______
72 + 10 = ______
78 + 20 = ______
72 − 10 = ______
72 + 20 = ______
24 + 20 = ______
22 − 10 = ______
1 × 10 = ______
97 − 10 = ______
78 − 10 = ______
99 − 10 = ______
