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
41 + 20 = ______
4 × 10 = ______
76 + 20 = ______
5 × 10 = ______
8 × 10 = ______
35 + 20 = ______
48 − 10 = ______
68 − 10 = ______
7 × 10 = ______
85 − 10 = ______
51 − 10 = ______
63 − 10 = ______
28 + 10 = ______
76 + 10 = ______
29 + 10 = ______
62 + 10 = ______
37 − 10 = ______
24 − 10 = ______
86 + 20 = ______
75 + 10 = ______
