Arrays
Grade 2 · Math · Introduction to Multiplication · New Hampshire, USA
Lesson Summary
An array is a way to arrange objects in rows and columns to show multiplication.
Explanation
An array is a group of objects set up in equal rows and equal columns, like chairs in a classroom. If you see 3 rows with 4 objects in each row, you have a 3 by 4 array. You can find the total by adding 4 + 4 + 4 = 12, or later by multiplying 3 x 4 = 12. Arrays help you see what multiplication looks like.
Practice Questions
Q1: An array has 2 rows with 5 stars in each row. How many stars are there?
Answer: 10 stars
Q2: You arrange 12 books into 3 equal rows. How many books are in each row?
Answer: 4 books
Q3: Describe an array that shows 4 rows of 3.
Answer: 4 rows with 3 objects in each row, totaling 12 objects.
People Also Ask
What is Arrays in Grade 2 Math?+
Arrays is a lesson in the Introduction to Multiplication chapter of Grade 2 Math. It is part of the New Hampshire, USA school curriculum and covers key concepts that students need to understand at this level.
What grade level covers Arrays?+
Arrays is taught in Grade 2 as part of the Math curriculum in New Hampshire, USA.
How can I help my child with Introduction to Multiplication in Math?+
Start with the lesson summary and explanation on this page. Practice the questions provided, then use TutorTom for personalized, step-by-step help with Introduction to Multiplication topics.