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
83 + 20 = ______
9 × 10 = ______
59 − 10 = ______
77 − 10 = ______
23 + 20 = ______
2 × 10 = ______
48 + 10 = ______
61 − 10 = ______
57 − 10 = ______
23 − 10 = ______
7 × 10 = ______
37 − 10 = ______
4 × 10 = ______
50 + 20 = ______
73 + 10 = ______
8 × 10 = ______
70 − 10 = ______
43 − 10 = ______
84 + 10 = ______
31 + 20 = ______
