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 = ______
48 + 20 = ______
8 × 10 = ______
69 − 10 = ______
84 − 10 = ______
82 + 20 = ______
54 + 20 = ______
85 + 20 = ______
26 + 20 = ______
6 × 10 = ______
21 − 10 = ______
96 − 10 = ______
42 + 20 = ______
71 + 10 = ______
44 − 10 = ______
38 + 10 = ______
48 − 10 = ______
35 + 10 = ______
73 − 10 = ______
7 × 10 = ______
