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
87 + 10 = ______
48 + 10 = ______
43 + 10 = ______
45 − 10 = ______
61 − 10 = ______
56 − 10 = ______
32 + 20 = ______
49 + 20 = ______
18 + 10 = ______
24 − 10 = ______
69 + 10 = ______
83 − 10 = ______
52 − 10 = ______
93 − 10 = ______
57 + 10 = ______
3 × 10 = ______
82 − 10 = ______
77 + 10 = ______
84 − 10 = ______
52 + 10 = ______
