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
50 − 10 = ______
7 × 10 = ______
4 × 10 = ______
94 − 10 = ______
40 + 20 = ______
37 − 10 = ______
14 + 10 = ______
8 × 10 = ______
71 − 10 = ______
34 + 10 = ______
38 + 20 = ______
99 − 10 = ______
69 − 10 = ______
5 × 10 = ______
70 + 10 = ______
51 − 10 = ______
49 + 20 = ______
24 + 10 = ______
9 × 10 = ______
30 − 10 = ______
