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
74 − 10 = ______
58 − 10 = ______
50 − 10 = ______
2 × 10 = ______
5 × 10 = ______
21 − 10 = ______
76 + 20 = ______
87 − 10 = ______
52 − 10 = ______
30 + 10 = ______
54 + 10 = ______
59 + 20 = ______
69 − 10 = ______
8 × 10 = ______
89 − 10 = ______
19 + 10 = ______
72 + 20 = ______
61 − 10 = ______
4 × 10 = ______
53 − 10 = ______
