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
63 − 10 = ______
50 + 10 = ______
9 × 10 = ______
14 + 10 = ______
4 × 10 = ______
66 + 20 = ______
27 + 20 = ______
21 − 10 = ______
40 + 20 = ______
43 + 10 = ______
30 + 10 = ______
74 + 10 = ______
62 + 20 = ______
48 + 20 = ______
79 + 10 = ______
75 − 10 = ______
37 − 10 = ______
32 − 10 = ______
7 × 10 = ______
70 − 10 = ______
