What is the missing number in this number

What is the missing number in this number pattern? Write a sentence to describe the pattern you see. The numbers increase by 2 horizontally and vertically. Problem of the Day [My brother is seven years older than I am. ] [I am 27 years old. ] How old is my brother? 2 4 6 ____ 8 6 8 10 Money: Use 6 coins, make 75¢ 7 34 27 Brother Me Difference Total Coins 2 1 1 5 3 0 0 0 6 6 7: 10 Number Sentence 27 years + 7 years = 34 years p. m. It’s evening. How many minutes are there until 8: 05 p. m. ? Answer 55 minutes 34 years Number of the Day Time 24 Number Sentences 6 x 4 = 24 4 x 6 = 24 Is this a number we say when we count by 2’s, 3’s, 5’s, or 7’s? It is a multiple of 2 and 3. 24 ÷ 6 = 4 24 ÷ 4 = 6 Round to the nearest ten: 20

What is the missing number in this number pattern? Write a sentence to describe the pattern you see. Problem of the Day My brother is seven years older than I am 27 years old. How old is my brother? 2 4 6 ____ 6 8 10 Money: Use 6 coins, make 75¢ Difference Time Total Coins Number Sentence It’s evening. How many minutes are there until 8: 05 p. m. ? Answer Number of the Day 24 Number Sentences Is this a number we say when we count by 2’s, 3’s, 5’s, or 7’s? Round to the nearest ten:

Subtracting Two-and Three Digit Numbers Yesterday we practiced subtracting two and three digit numbers. Today you will continue to learn how to subtract two and three digit numbers.

Take Master 91 out of your folder.

Let’s zoom in on number 7.

Let’s zoom in on number 7. For problem 7, write “$134 minus $15” How did you write the problem? How many hundreds, tens, and ones do we have to 1 start? hundred, 3 tens, and 4 ones. What are we taking away? 1 ten and 5 ones We will begin by taking away the ones. 1 3 4 1 5 We need to take away five ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

How do we show that we have borrowed? Cross out the 3 and write a 2 above; write a 1 in front of the 4 in the ones’ column. Let’s show this on your problem. Subtract to find how many 1 ones we have left. 9 2 3 14 1 5 9 We need to take away five ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

Do we have enough tens to use? Subtract to find how many tens and hundreds we have left. 1 ten and 1 hundred. Yes 2 1 How much money is this? $119 1 3 14 1 5 1 9

Let’s zoom in on number 8. For problem 8, write “$215 minus $46” How did you write the problem? How many hundreds, tens, and ones do we have to 2 start? hundreds, 1 ten, and 5 ones. What are we taking away? 4 tens and 6 ones We will begin by taking away the ones. 2 1 5 4 6 We need to take away six ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

How do we show that we have borrowed? Cross out the 1 and write a 0 above; write a 1 in front of the 5 in the ones’ column. Let’s show this on your problem. Subtract to find how many 2 ones we have left. 9 0 1 15 4 6 9 We need to take away six ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

Do we have enough tens to How do we show that we have use? No borrowed? Cross out the 2 and write a 1; write a 1 in front of the 0 in the tens’ column. Subtract to find how many tens and hundreds we have 6 left. tens and 1 hundred How much money is this? $169 1 10 2 1 15 4 6 6 9 1

Let’s zoom in on number 9. For problem 9, write “$493 minus $248” How did you write the problem? How many hundreds, tens, and ones do we have to 4 start? hundreds, 9 tens, and 3 ones. What are we taking away? 2 hundreds, 4 tens and 8 ones We will begin by taking away the ones. 4 9 3 2 4 8 We need to take away eight ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

How do we show that we have borrowed? Cross out the 9 and write a 8 above; write a 1 in front of the 3 in the ones’ column. Let’s show this on your problem. Subtract to find how many 4 ones we have left. 5 2 8 9 13 4 8 5 We need to take away five ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

Do we have enough tens to use? Subtract to find how many tens and hundreds we have left. 4 tens and 2 hundreds. Yes 8 How much money is this? $245 4 9 13 2 4 8 2 4 5

Let’s zoom in on number 10. For problem 10, write “$511 minus $324” How did you write the problem? How many hundreds, tens, and ones do we have to 5 start? hundreds, 1 ten, and 1 one. What are we taking away? 3 hundreds, 2 tens and 4 ones We will begin by taking away the ones. 5 1 1 3 2 4 We need to take away four ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

How do we show that we have borrowed? Cross out the 1 and write a 0 above; write a 1 in front of the 1 in the ones’ column. Let’s show this on your problem. Subtract to find how many 5 ones we have left. 7 3 0 1 11 2 4 7 We need to take away four ones Do we have enough ones to use? no What can we do? Trade 1 ten for 10 ones.

Do we have enough tens to How do we show that we have use? No borrowed? Cross out the 5 and write a 4; write a 1 in front of the 0 in the tens’ column. Subtract to find how many tens and hundreds we have 8 left. tens and 1 hundred How much money is this? $187 4 10 5 1 11 3 2 4 1 8 7

Let’s zoom in on number 11. For problem 11, write “$549 minus $285” How did you write the problem? How many hundreds, tens, and ones do we have to 5 start? hundreds, 4 tens, and 9 ones. What are we taking away? 2 hundreds, 8 tens and 5 ones We will begin by taking away the ones. 5 4 9 2 8 5 We need to take away five ones Do we have enough ones to use? ye s

Subtract to find how many ones we have left. 4 5 4 9 2 8 5 4 We need to take away five ones Do we have enough ones to use? ye s

Do we have enough tens to How do we show that we have use? No borrowed? Cross out the 5 and write a 4; write a 1 in front of the 4 in the tens’ column. Subtract to find how many tens and hundreds we have 6 left. tens and 2 hundreds How much money is this? $264 4 5 14 9 2 8 5 2 6 4

Let’s zoom in on number 12. For problem 12, write “$620 minus $120” How did you write the problem? How many hundreds, tens, and ones do we have to 6 start? hundreds, 2 tens, and 0 ones. What are we taking away? 1 hundred, 2 tens and 0 ones We will begin by taking away the ones. 6 2 0 1 2 0 We need to take away zero ones Do we have enough ones to use? ye s

Subtract to find how many ones we have left. 0 6 2 0 1 2 0 0 We need to take away zero ones Do we have enough ones to use? ye s

Do we have enough tens to use? Yes Subtract to find how many tens and hundreds we have 0 left. tens and 5 hundreds How much money is this? $500 6 2 0 1 2 0 5 0 0

Let’s take a look at the following problems: $375 -148 $615 -239 $764 -312 $463 -46 In which of these problems would you need to trade a ten for 10 ones? $750 -581

Let’s take a look at the following problems: $375 -148 $615 -239 $764 -312 $463 -46 In which of these problems would you need to trade a ten for 10 ones? How do you know? $750 -581

Let’s take a look at the following problems: $375 -148 $615 -239 $764 -312 $463 -46 In which of these problems would you need to trade a hundred for 10 tens? $750 -581

Let’s take a look at the following problems: $375 -148 $615 -239 $764 -312 $463 -46 In which of these problems would you need to trade a hundred for 10 tens? How do you know? $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $615 -239 $764 -312 $463 -46 Write the first problem on your white board. $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $227 $615 -239 Let’s check our answer $764 -312 $463 -46 $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $615 -239 $764 -312 $463 -46 $750 -581 Write the second problem on your white board.

Let’s do each of these one at a time on our white board. $375 -148 $227 $615 -239 $376 Let’s check our answer $764 -312 $463 -46 $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $615 -239 $764 -312 $463 -46 Write third problem on your white board. $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $227 $615 -239 $376 Let’s check our answer $764 -312 $452 $463 -46 $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $615 -239 $764 -312 $463 -46 Write the fourth problem on your white board. $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $227 $615 -239 $376 Let’s check our answer $764 -312 $452 $463 -46 $417 $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $615 -239 $764 -312 $463 -46 Write the fifth problem on your white board. $750 -581

Let’s do each of these one at a time on our white board. $375 -148 $227 $615 -239 $376 Let’s check our answer $764 -312 $452 $463 -46 $417 $750 -581 $169

Subtracting Two-and Three Digit Numbers Yesterday we practiced subtracting two and three digit numbers. Today you continued to learn how to subtract two and three digit numbers.