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
71 − 10 = ______
4 × 10 = ______
40 + 20 = ______
43 + 10 = ______
40 − 10 = ______
85 + 10 = ______
9 × 10 = ______
18 + 20 = ______
83 + 10 = ______
67 + 20 = ______
6 × 10 = ______
90 − 10 = ______
75 − 10 = ______
52 − 10 = ______
16 + 20 = ______
74 + 20 = ______
7 × 10 = ______
41 + 20 = ______
94 − 10 = ______
96 − 10 = ______
