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
31 − 10 = ______
60 + 10 = ______
16 + 10 = ______
26 + 10 = ______
61 − 10 = ______
5 × 10 = ______
78 − 10 = ______
54 + 10 = ______
1 × 10 = ______
8 × 10 = ______
27 − 10 = ______
7 × 10 = ______
39 + 20 = ______
59 + 20 = ______
30 + 20 = ______
64 + 20 = ______
4 × 10 = ______
35 + 20 = ______
76 + 10 = ______
58 + 20 = ______
