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
49 + 10 = ______
21 + 10 = ______
72 + 10 = ______
55 − 10 = ______
85 − 10 = ______
9 × 10 = ______
51 + 20 = ______
13 + 10 = ______
95 − 10 = ______
4 × 10 = ______
54 − 10 = ______
34 − 10 = ______
44 + 20 = ______
3 × 10 = ______
59 + 10 = ______
26 + 10 = ______
72 + 20 = ______
8 × 10 = ______
16 + 10 = ______
39 + 10 = ______
