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
53 + 20 = ______
8 × 10 = ______
82 + 20 = ______
42 + 10 = ______
19 + 20 = ______
73 + 10 = ______
44 − 10 = ______
56 + 10 = ______
51 + 10 = ______
75 + 20 = ______
12 + 20 = ______
32 − 10 = ______
26 + 20 = ______
6 × 10 = ______
75 + 10 = ______
65 + 10 = ______
79 − 10 = ______
41 + 20 = ______
36 + 10 = ______
9 × 10 = ______
