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
26 − 10 = ______
69 + 20 = ______
7 × 10 = ______
4 × 10 = ______
44 − 10 = ______
88 + 10 = ______
3 × 10 = ______
5 × 10 = ______
2 × 10 = ______
29 + 20 = ______
40 + 10 = ______
32 + 20 = ______
21 + 10 = ______
82 − 10 = ______
74 − 10 = ______
21 − 10 = ______
46 + 20 = ______
56 − 10 = ______
23 − 10 = ______
64 + 20 = ______
