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
73 − 10 = ______
79 + 20 = ______
56 − 10 = ______
40 − 10 = ______
7 × 10 = ______
25 + 10 = ______
33 + 20 = ______
49 + 20 = ______
2 × 10 = ______
69 + 20 = ______
16 + 10 = ______
54 − 10 = ______
8 × 10 = ______
18 + 20 = ______
56 + 10 = ______
24 + 20 = ______
5 × 10 = ______
94 − 10 = ______
36 + 10 = ______
58 + 10 = ______
