From EngageNY.org of the New York State Education Department. Grade 5 Mathematics Module 2, Topic B, Lesson 3. Internet. Available from https://www.engageny.org/resource/grade-5-mathemat...; accessed 15/Oct/2015.
Question 1
1.
Draw a model and then write a numerical expression for the difference between 8
forty-sevens and 7 forty-sevens
Question 2
2.
Draw a model and then write a numerical expression for 6 times the sum of 12 and
8