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
60 + 20 = ______
8 × 10 = ______
72 − 10 = ______
5 × 10 = ______
9 × 10 = ______
4 × 10 = ______
58 + 20 = ______
26 + 10 = ______
7 × 10 = ______
97 − 10 = ______
71 − 10 = ______
94 − 10 = ______
51 + 20 = ______
31 + 10 = ______
55 + 20 = ______
50 − 10 = ______
90 − 10 = ______
1 × 10 = ______
69 + 20 = ______
66 + 20 = ______
