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 + 20 = ______
49 − 10 = ______
6 × 10 = ______
3 × 10 = ______
65 − 10 = ______
7 × 10 = ______
75 + 20 = ______
26 − 10 = ______
11 + 10 = ______
92 − 10 = ______
1 × 10 = ______
73 + 20 = ______
66 − 10 = ______
84 + 10 = ______
36 + 10 = ______
87 − 10 = ______
75 − 10 = ______
48 + 10 = ______
78 + 10 = ______
4 × 10 = ______
