Place parentheses in the equations to find the related facts. Then, solve.
3
3
From EngageNY.org of the New York State Education Department. Grade 3 Mathematics Module 3, Topic F, Lesson 20. Internet. Available from https://www.engageny.org/resource/grade-3-mathemat...; accessed 21/Oct/2015.
Question 2
2.
Place parentheses in the equations to find the related facts. Then, solve.
Question 3
3.
Jamila solves 20 x 5 by thinking about 10 tens. Explain her strategy.