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
4 × 10 = ______
20 + 10 = ______
69 − 10 = ______
44 − 10 = ______
70 + 10 = ______
47 + 10 = ______
52 − 10 = ______
81 − 10 = ______
86 + 20 = ______
3 × 10 = ______
9 × 10 = ______
64 + 20 = ______
17 + 10 = ______
79 + 10 = ______
38 − 10 = ______
52 + 20 = ______
2 × 10 = ______
5 × 10 = ______
1 × 10 = ______
7 × 10 = ______
