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
79 + 10 = ______
8 × 10 = ______
67 − 10 = ______
32 + 10 = ______
34 + 20 = ______
6 × 10 = ______
42 + 20 = ______
54 + 10 = ______
73 + 20 = ______
84 + 10 = ______
25 + 20 = ______
26 + 10 = ______
12 + 10 = ______
1 × 10 = ______
2 × 10 = ______
84 − 10 = ______
77 + 10 = ______
85 + 10 = ______
52 + 10 = ______
3 × 10 = ______
