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
6 × 10 = ______
54 − 10 = ______
1 × 10 = ______
11 + 20 = ______
8 × 10 = ______
81 − 10 = ______
43 − 10 = ______
24 − 10 = ______
48 + 10 = ______
19 + 10 = ______
45 − 10 = ______
17 + 10 = ______
65 − 10 = ______
70 − 10 = ______
50 + 10 = ______
37 + 20 = ______
78 − 10 = ______
40 + 20 = ______
81 + 20 = ______
61 − 10 = ______
