Number Sense
What is 752 in expanded form?
700 + 50 +2
524-295
229
Ms. Wong had 80 pencils delivered to the classroom. Now, she only has 17. How many pencils were used?
80-17=
63 pencils were used.
6,18,54,162,.....
What is the 5th term?
What is the Rule?
Multiply by 3 every term.
5th term=486
7 x 9
8 x 8
9 x 6
63
64
54
What digit has a value of 7,000?
57,250
7 (7 thousand)
4,978-1,699
3,279
Bob had 47 candles in his house. He lit 18 of them. How many of his candles are NOT lit?
47-18=
29 candles were not lit
Write five multiples of 9
9, 18, 27,36, 45, 54, 63, 72, 81, 90, ....
sail and sale
They sound the same but are spelled differently.
What is this called?
A homophone
How do you write this number using words?
15,768
fifteen thousand, seven hundred sixty-eight
9,403 + 4, 261
13,664
Katherine had 1,452 papers for origami. She gave 70 of them to Evelyn. Katherine then gave 15 to Sophia. How many papers for origami does Katherine have left?
1,452-70=1,382
1,382-15=
1,367 papers for origami
What are the factors of 24?
1,2,3,4,6,8,12,24
1,454 x 18
217 x 12
26, 172
2,604
42-6=
Is it even or odd?
even
58 + ____= 152
94
Jamarr is at Target. He has a total of 90 items in his cart. He grabs 17 more items. Jamarr then puts back 15 of his items. Lastly, he sees a chain and decides to grab it and put it in his cart.
How many items does Jamarr have in his shopping cart?
90-17=73
73+17=90
90-15=75
75 + the chain=
76 items in his cart
Write 4 multiples of 36
36, 72, 108, 144, 180, 216,...
1,553 x 24
21 x 15
37,272
315
What is 3,452 rounded to the nearest ten?
3,450
4 or less= let it rest!
5 or more= raise the score!
Estimate the SUM by rounding each number to the nearest thousand and then adding.
6,407 + 1,959
*ESTIMATE THE SUM TOO :)
Estimated Sum: 8,000
(6,400 + 2,000= 8,400)
Before the recent housing boom, there were 4,949 houses in Jefferson County. Now, there are 9,565 houses. How many houses did developers build during the housing boom?
9,565 - 4,949=
4,616
2, 12, 121, 131, 1441,....
What is the 6th term?
What is the rule?
1451
Rule: Add 10, Multiply 11 (starting with 2)
Salted
Trader
Miracle
Ornaments
Fade
short
long
short
short
long