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
78 + 10 = ______
1 × 10 = ______
82 + 10 = ______
35 − 10 = ______
94 − 10 = ______
9 × 10 = ______
77 − 10 = ______
87 + 10 = ______
5 × 10 = ______
25 + 10 = ______
29 − 10 = ______
36 + 20 = ______
8 × 10 = ______
64 − 10 = ______
88 + 10 = ______
7 × 10 = ______
72 + 10 = ______
6 × 10 = ______
61 − 10 = ______
83 + 20 = ______
