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
79 + 10 = ______
29 + 10 = ______
7 × 10 = ______
51 − 10 = ______
52 + 10 = ______
48 − 10 = ______
17 + 10 = ______
9 × 10 = ______
16 + 10 = ______
35 − 10 = ______
69 − 10 = ______
5 × 10 = ______
33 + 10 = ______
3 × 10 = ______
63 + 20 = ______
8 × 10 = ______
51 + 20 = ______
29 − 10 = ______
31 − 10 = ______
44 − 10 = ______
