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 + 20 = ______
2 × 10 = ______
1 × 10 = ______
3 × 10 = ______
64 − 10 = ______
13 + 10 = ______
98 − 10 = ______
5 × 10 = ______
4 × 10 = ______
44 − 10 = ______
24 − 10 = ______
54 + 20 = ______
70 + 10 = ______
64 + 10 = ______
22 + 10 = ______
59 + 20 = ______
33 + 10 = ______
50 + 20 = ______
83 − 10 = ______
63 + 20 = ______
