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
30 − 10 = ______
30 + 10 = ______
80 − 10 = ______
3 × 10 = ______
1 × 10 = ______
8 × 10 = ______
84 + 20 = ______
81 + 10 = ______
61 + 10 = ______
14 + 10 = ______
74 + 20 = ______
43 + 20 = ______
75 − 10 = ______
83 + 10 = ______
36 − 10 = ______
77 + 10 = ______
68 + 10 = ______
4 × 10 = ______
9 × 10 = ______
58 + 10 = ______
