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
51 + 10 = ______
7 × 10 = ______
76 + 10 = ______
39 − 10 = ______
78 + 10 = ______
53 + 10 = ______
56 + 20 = ______
46 + 20 = ______
3 × 10 = ______
25 + 10 = ______
69 + 20 = ______
62 + 10 = ______
28 − 10 = ______
86 − 10 = ______
38 − 10 = ______
58 − 10 = ______
19 + 10 = ______
25 − 10 = ______
96 − 10 = ______
59 + 20 = ______
