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
93 − 10 = ______
37 − 10 = ______
43 + 20 = ______
47 + 10 = ______
89 + 20 = ______
44 + 20 = ______
59 + 20 = ______
17 + 10 = ______
91 − 10 = ______
58 + 20 = ______
61 − 10 = ______
63 + 10 = ______
51 + 20 = ______
40 − 10 = ______
87 − 10 = ______
4 × 10 = ______
5 × 10 = ______
72 − 10 = ______
77 + 10 = ______
85 + 10 = ______
