Place Value
What digit is in the tens place in the number 27?
2
4+5=___
9
8-3=___
5
Noah has 2 blocks. Jaiden has 8 blocks. How many blocks do they have all together?
2+8=10
Noah and Jaiden have 10 blocks in all together.
What does the P in CPA stand for?
Pictorial
What math tool helps us organize numbers by their place value?
Place Value Chart
10+10=___
20
10-5=___
5
Emily has 16 dolls. Jaria has 3 dolls. How many dolls do they have all together?
16+3=19
Emily and Jaria have 19 dolls all together.
How do we show numbers when we are working abstractly?
In expanded form.
How many ones go into a group of ten?
10 ones
10+8=___
18
37-5=___
32
Adam had 14 jelly beans. He ate 5 of them. How many jelly beans does Adam have left?
14-5=9
Adam has 9 jelly beans left.
How many tens and how many ones are in the number 39?
3 tens and 9 ones.
Which place value digit changed? (tens or ones)
15 --> 25
tens
22+18=___
40
20-10=___
10
Kaleb had 17 movies at his house. He sold 12 movies at a yard sale. How many movies does Kaleb have left?
17-12=5
Kaleb has 5 movies left.
Show the number 37 in expanded form
30+7
What is the value of 2 groups of ten?
26+3=___
29
24-7=___
17
Jayda had 24 dollars in her piggy bank. She took out 17 dollars. How much money does Jayda have left in her piggy bank?
24-17=7
Jayda has 7 dollars left in her piggy bank.
Solve the problem 14+5 abstractly (in expanded form)
10+4
+ 0 +5
____________
10+9=19