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
69 + 20 = ______
23 + 10 = ______
22 + 20 = ______
59 + 20 = ______
50 + 10 = ______
83 − 10 = ______
7 × 10 = ______
40 + 20 = ______
97 − 10 = ______
16 + 20 = ______
1 × 10 = ______
2 × 10 = ______
30 + 20 = ______
19 + 10 = ______
69 − 10 = ______
69 + 10 = ______
9 × 10 = ______
63 + 20 = ______
4 × 10 = ______
64 + 10 = ______
