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
55 + 20 = ______
53 + 20 = ______
40 + 20 = ______
9 × 10 = ______
64 + 10 = ______
82 + 20 = ______
60 − 10 = ______
15 + 10 = ______
16 + 20 = ______
3 × 10 = ______
36 − 10 = ______
34 − 10 = ______
39 + 10 = ______
2 × 10 = ______
4 × 10 = ______
72 − 10 = ______
59 − 10 = ______
38 + 20 = ______
26 + 10 = ______
50 + 10 = ______
