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
6 × 10 = ______
58 + 10 = ______
7 × 10 = ______
3 × 10 = ______
20 + 10 = ______
65 − 10 = ______
86 − 10 = ______
4 × 10 = ______
53 − 10 = ______
48 + 10 = ______
43 + 20 = ______
80 + 20 = ______
46 − 10 = ______
5 × 10 = ______
51 + 20 = ______
62 + 10 = ______
78 + 10 = ______
34 + 20 = ______
76 − 10 = ______
47 − 10 = ______
