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
8 × 10 = ______
85 − 10 = ______
23 − 10 = ______
81 + 20 = ______
22 + 20 = ______
55 + 10 = ______
49 − 10 = ______
9 × 10 = ______
67 + 20 = ______
52 + 20 = ______
50 + 20 = ______
25 − 10 = ______
88 − 10 = ______
22 + 10 = ______
86 − 10 = ______
5 × 10 = ______
77 + 10 = ______
76 − 10 = ______
89 + 20 = ______
6 × 10 = ______
