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
3 × 10 = ______
7 × 10 = ______
9 × 10 = ______
36 + 20 = ______
66 + 10 = ______
28 + 10 = ______
84 − 10 = ______
72 + 20 = ______
59 + 10 = ______
86 − 10 = ______
71 + 20 = ______
81 − 10 = ______
83 − 10 = ______
50 + 10 = ______
36 + 10 = ______
1 × 10 = ______
83 + 10 = ______
63 + 20 = ______
4 × 10 = ______
60 − 10 = ______
