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
24 − 10 = ______
5 × 10 = ______
14 + 20 = ______
4 × 10 = ______
29 + 20 = ______
66 + 10 = ______
83 + 20 = ______
81 − 10 = ______
88 + 10 = ______
74 + 10 = ______
63 − 10 = ______
3 × 10 = ______
24 + 20 = ______
23 + 10 = ______
7 × 10 = ______
43 + 10 = ______
11 + 10 = ______
61 + 20 = ______
27 − 10 = ______
77 − 10 = ______
