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 = ______
60 + 20 = ______
54 − 10 = ______
74 + 10 = ______
3 × 10 = ______
87 + 20 = ______
17 + 10 = ______
6 × 10 = ______
4 × 10 = ______
59 − 10 = ______
41 + 20 = ______
98 − 10 = ______
48 + 10 = ______
55 − 10 = ______
26 + 10 = ______
45 + 10 = ______
28 + 20 = ______
80 + 20 = ______
2 × 10 = ______
34 + 10 = ______
