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
9 × 10 = ______
7 × 10 = ______
8 × 10 = ______
54 + 10 = ______
80 − 10 = ______
25 − 10 = ______
25 + 20 = ______
78 − 10 = ______
68 + 20 = ______
3 × 10 = ______
15 + 20 = ______
53 − 10 = ______
29 − 10 = ______
56 − 10 = ______
1 × 10 = ______
76 − 10 = ______
94 − 10 = ______
67 − 10 = ______
34 + 10 = ______
41 + 10 = ______
