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
64 + 20 = ______
40 + 20 = ______
5 × 10 = ______
6 × 10 = ______
33 + 10 = ______
54 + 20 = ______
69 + 10 = ______
60 + 10 = ______
50 − 10 = ______
82 + 20 = ______
8 × 10 = ______
27 + 10 = ______
23 + 10 = ______
81 + 20 = ______
26 + 10 = ______
79 + 20 = ______
47 + 20 = ______
41 − 10 = ______
81 + 10 = ______
86 + 10 = ______
