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
68 + 10 = ______
2 × 10 = ______
86 + 10 = ______
58 + 10 = ______
68 − 10 = ______
29 − 10 = ______
51 − 10 = ______
20 + 10 = ______
92 − 10 = ______
75 + 10 = ______
33 + 20 = ______
32 − 10 = ______
39 + 10 = ______
4 × 10 = ______
48 + 20 = ______
41 + 10 = ______
36 + 10 = ______
45 + 10 = ______
8 × 10 = ______
85 + 10 = ______
