Understanding Place Value and Addition

What is the main objective of the lesson?

• To use manipulatives to understand the composition of 10 ones as 1 ten

• To learn multiplication tables

• To practice subtraction

• To memorize addition facts

What materials are suggested for this lesson?

• Rulers and pencils

• Coloring books

• Place value mats and chips

• Scissors and glue

How can you make a place value mat if you don't have one?

• Use a ruler to draw lines on a paper

• Use a whiteboard and a dry erase marker

• Use a calculator

• Use a piece of cardboard

What is the result of adding 36 and 8 using regrouping?

• 44

• 48

• 42

• 46

When adding 35 and 5, what do you do with 10 ones?

• Subtract them

• Leave them as they are

• Turn them into a ten

• Add them to the next number

What is the sum of 35 and 26 after regrouping?

• 65

• 61

• 55

• 51

How many tens and ones are there in the number 85?

• 9 tens and 5 ones

• 7 tens and 15 ones

• 6 tens and 25 ones

• 8 tens and 5 ones

In the Seesaw activity, what is the first step when adding 15 to 54?

• Add 2 tens

• Add 1 ten

• Add 10 ones

• Add 5 ones

What is the result of adding 58 and 23 after regrouping?

• 101

• 71

• 81

• 91

What should you do if you have 10 littles in a group?

• Add more littles

• Subtract them

• Leave them as they are

• Trade them for a big