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
4 × 10 = ______
83 + 20 = ______
21 + 10 = ______
37 − 10 = ______
34 − 10 = ______
3 × 10 = ______
85 − 10 = ______
49 − 10 = ______
68 + 20 = ______
48 + 20 = ______
8 × 10 = ______
81 + 10 = ______
62 − 10 = ______
41 + 20 = ______
45 + 10 = ______
32 + 10 = ______
28 − 10 = ______
18 + 20 = ______
64 + 20 = ______
95 − 10 = ______
