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
52 + 10 = ______
19 + 20 = ______
15 + 10 = ______
37 − 10 = ______
1 × 10 = ______
50 − 10 = ______
41 − 10 = ______
57 + 10 = ______
46 + 20 = ______
46 + 10 = ______
12 + 20 = ______
86 + 10 = ______
64 + 10 = ______
70 + 20 = ______
85 + 10 = ______
42 − 10 = ______
18 + 20 = ______
28 + 10 = ______
81 + 10 = ______
3 × 10 = ______
