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
48 − 10 = ______
47 + 10 = ______
44 + 20 = ______
37 + 20 = ______
76 + 20 = ______
30 + 10 = ______
3 × 10 = ______
1 × 10 = ______
78 − 10 = ______
33 − 10 = ______
4 × 10 = ______
99 − 10 = ______
30 + 20 = ______
7 × 10 = ______
79 − 10 = ______
81 + 20 = ______
42 − 10 = ______
26 + 10 = ______
66 + 20 = ______
8 × 10 = ______
