Curated OER
Add 19 to Any 2-Digit Number
In this addition worksheet, learners solve 18 problems in which the number 19 is added to a two-digit number. No hints or examples are provided.
Curated OER
Mental Math Methods
In this mental math worksheet, students use mental math methods to solve problems. Students complete 1 addition, 1 multiplication, and 1 subtraction problem using these methods.
Curated OER
Perimeter
In this math worksheet, students learn how to find the perimeter of a polygon. Students read the information and answer 6 questions in which the perimeter of figures is calculated.
Curated OER
Mental Math: Use the Properties-Reteach
For this mental math reteach worksheet, students review the commutative, associative and distributive properties, then complete a set of 13 problems. A reference web site is given for additional activities.