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
5 × 10 = ______
56 + 20 = ______
55 + 10 = ______
44 + 10 = ______
36 − 10 = ______
28 + 20 = ______
47 + 10 = ______
75 − 10 = ______
53 + 10 = ______
39 + 10 = ______
39 − 10 = ______
9 × 10 = ______
83 − 10 = ______
35 + 10 = ______
82 + 10 = ______
60 + 10 = ______
36 + 10 = ______
92 − 10 = ______
49 + 20 = ______
73 − 10 = ______
