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
40 + 10 = ______
70 + 10 = ______
81 + 10 = ______
30 + 10 = ______
24 + 10 = ______
60 + 10 = ______
98 − 10 = ______
12 + 10 = ______
41 − 10 = ______
37 + 10 = ______
23 + 10 = ______
24 − 10 = ______
8 × 10 = ______
90 − 10 = ______
81 + 20 = ______
26 − 10 = ______
34 + 10 = ______
7 × 10 = ______
5 × 10 = ______
84 − 10 = ______
