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
85 − 10 = ______
32 + 20 = ______
2 × 10 = ______
4 × 10 = ______
3 × 10 = ______
26 + 10 = ______
9 × 10 = ______
91 − 10 = ______
63 − 10 = ______
55 + 10 = ______
63 + 10 = ______
8 × 10 = ______
5 × 10 = ______
77 + 20 = ______
34 + 20 = ______
83 − 10 = ______
49 − 10 = ______
52 + 20 = ______
76 + 10 = ______
44 + 20 = ______
