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
59 − 10 = ______
15 + 10 = ______
2 × 10 = ______
88 + 10 = ______
43 + 10 = ______
25 + 10 = ______
59 + 10 = ______
78 − 10 = ______
88 − 10 = ______
77 + 20 = ______
38 + 20 = ______
39 − 10 = ______
79 + 10 = ______
30 + 10 = ______
51 + 10 = ______
6 × 10 = ______
26 − 10 = ______
49 − 10 = ______
27 − 10 = ______
67 + 10 = ______
