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
9 × 10 = ______
34 + 20 = ______
42 − 10 = ______
47 − 10 = ______
16 + 10 = ______
31 − 10 = ______
52 − 10 = ______
54 + 20 = ______
7 × 10 = ______
37 − 10 = ______
68 + 10 = ______
84 + 10 = ______
16 + 20 = ______
35 − 10 = ______
51 + 20 = ______
98 − 10 = ______
31 + 20 = ______
43 − 10 = ______
55 − 10 = ______
30 − 10 = ______
