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
1 × 10 = ______
30 − 10 = ______
94 − 10 = ______
83 + 20 = ______
43 − 10 = ______
3 × 10 = ______
4 × 10 = ______
6 × 10 = ______
18 + 20 = ______
76 + 20 = ______
7 × 10 = ______
88 − 10 = ______
70 − 10 = ______
74 + 10 = ______
39 + 20 = ______
21 − 10 = ______
5 × 10 = ______
56 + 10 = ______
29 + 20 = ______
75 + 10 = ______
