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
64 + 20 = ______
50 − 10 = ______
7 × 10 = ______
85 + 10 = ______
63 − 10 = ______
48 + 10 = ______
8 × 10 = ______
85 + 20 = ______
35 + 20 = ______
72 + 20 = ______
9 × 10 = ______
26 − 10 = ______
39 − 10 = ______
62 − 10 = ______
69 + 20 = ______
26 + 10 = ______
12 + 20 = ______
4 × 10 = ______
56 − 10 = ______
5 × 10 = ______
