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
60 + 20 = ______
9 × 10 = ______
66 − 10 = ______
3 × 10 = ______
8 × 10 = ______
80 − 10 = ______
99 − 10 = ______
1 × 10 = ______
96 − 10 = ______
48 + 20 = ______
35 − 10 = ______
85 − 10 = ______
89 + 20 = ______
67 + 10 = ______
65 + 20 = ______
2 × 10 = ______
77 + 20 = ______
95 − 10 = ______
77 − 10 = ______
75 − 10 = ______
