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
2 × 10 = ______
94 − 10 = ______
48 + 10 = ______
76 + 10 = ______
98 − 10 = ______
51 + 20 = ______
75 + 10 = ______
68 + 20 = ______
43 + 10 = ______
34 + 10 = ______
3 × 10 = ______
28 + 20 = ______
26 + 20 = ______
7 × 10 = ______
78 + 10 = ______
88 + 10 = ______
16 + 10 = ______
4 × 10 = ______
53 + 20 = ______
67 + 20 = ______
