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 = ______
15 + 10 = ______
32 − 10 = ______
55 − 10 = ______
41 − 10 = ______
2 × 10 = ______
27 − 10 = ______
73 + 20 = ______
74 − 10 = ______
22 + 20 = ______
33 + 10 = ______
25 + 10 = ______
48 − 10 = ______
13 + 10 = ______
69 + 10 = ______
89 − 10 = ______
57 + 20 = ______
1 × 10 = ______
8 × 10 = ______
33 + 20 = ______
