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
55 + 20 = ______
19 + 20 = ______
41 + 10 = ______
71 + 20 = ______
95 − 10 = ______
2 × 10 = ______
50 − 10 = ______
74 + 10 = ______
76 + 20 = ______
49 + 20 = ______
54 + 10 = ______
38 + 20 = ______
93 − 10 = ______
38 − 10 = ______
64 + 10 = ______
67 + 20 = ______
51 + 10 = ______
59 + 20 = ______
53 + 10 = ______
9 × 10 = ______
