Calculating Total Items in Rows

This video tutorial covers the concept of repeated addition, explaining how to write addition sentences for problems with equal groups. It demonstrates using counters and drawings to visualize problems, introduces skip counting and grouping, and solves word problems using these methods. The tutorial also teaches making tens to simplify addition and concludes with a preview of the next lesson on two-digit addition.

What is the result of adding three groups of five using repeated addition?

• 25

• 10

• 15

• 20

How many add-ins are there if you have four rows with three items in each row?

• 3

• 4

• 5

• 6

If there are four rows of cars with five cars in each row, how many cars are there in total?

• 20

• 15

• 25

• 30

What is the total when you skip count by fives for four times?

• 30

• 20

• 25

• 15

How many are there in total if you have five rows with two items in each row?

• 8

• 10

• 12

• 14

If you have two rows of five, what is the total number of items?

• 20

• 15

• 10

• 5

How many rows are there if you have eight donuts with four in each row?

• 1

• 2

• 3

• 4

Miss Cho made three rows of four chairs and two rows of six chairs. How many chairs are there in total?

• 20

• 26

• 22

• 24

What is the sum of four plus six plus four plus six?

• 24

• 18

• 20

• 22

When combining different groups, what is a faster way to add them together?

• Using a calculator

• Guessing

• Adding one by one

• Making tens first