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
13 + 20 = ______
86 + 10 = ______
32 − 10 = ______
43 + 10 = ______
70 + 10 = ______
24 − 10 = ______
87 + 10 = ______
41 − 10 = ______
51 − 10 = ______
26 + 10 = ______
3 × 10 = ______
52 − 10 = ______
77 − 10 = ______
81 + 10 = ______
87 + 20 = ______
76 + 20 = ______
19 + 10 = ______
28 + 10 = ______
67 − 10 = ______
65 − 10 = ______
