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
35 + 20 = ______
30 + 10 = ______
95 − 10 = ______
38 + 10 = ______
5 × 10 = ______
4 × 10 = ______
69 − 10 = ______
19 + 20 = ______
54 + 20 = ______
29 + 10 = ______
40 + 10 = ______
18 + 20 = ______
14 + 10 = ______
92 − 10 = ______
68 + 20 = ______
47 + 10 = ______
49 + 20 = ______
6 × 10 = ______
24 − 10 = ______
43 + 20 = ______
