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
46 − 10 = ______
28 − 10 = ______
8 × 10 = ______
71 + 20 = ______
93 − 10 = ______
80 + 10 = ______
19 + 10 = ______
30 + 20 = ______
56 − 10 = ______
52 + 10 = ______
4 × 10 = ______
69 + 20 = ______
1 × 10 = ______
36 + 20 = ______
43 + 10 = ______
9 × 10 = ______
7 × 10 = ______
83 + 20 = ______
94 − 10 = ______
57 − 10 = ______
