Addition and Subtraction
True or False:
The order of the numbering being added matters when adding.
What is false
What number form is modeled below?
4,000 + 200 + 5
What is expanded form
4,205
32,904 ____ 32,490
32,904 > 32,490
258 + 413 =
Rounded to the nearest hundred
700
(671)
Which of the following are prime numbers?
8, 11, 15, 18, 23
11 and 23
1 x 11
1 x 23
10,456 + 15,789 =
What is 26,245
What number form represents a given number with only numbers?
What is standard form
40,000 + 3,000 + 80 + 9 ____ 40,000 + 3,000 + 800 + 90
40,000 + 3,000 + 80 + 9 < 40,000 + 3,000 + 800 + 90
4,980 + 1,245 =
Rounded to the nearest thousand
6,000
(6,225)
What's next in the pattern?
12, 24, 36, 48, ____
60
(Multiples of 12)
78,521 - 13,976 =
What is 64,545
How should 58,702 be written in word form?
fifty-eight thousand, seven hundred two
What place value made the difference in determining the comparison of the numbers shown below?
975,234 ____ 976,432
The thousands position
45,690 + 25,723 =
Rounded to the nearest thousand
71,000
(71,413)
How many times greater is the 8 in 814,247 than the 8 in 618,593?
It is 100 times greater
John is saving money to buy a car. He currently has $2,634 in his saving account and $1,550 that his grandparents gave him. The car cost $5,490. How much more money does John need to earn to buy the car?
What is $1,306
What number form combines numbers and words?
Example - 2 thousands, 8 hundreds, 6 tens, 3 ones
What is unit form
56,804 ____ 58,405 ____ 55,980
56,804 < 58,405 > 55,980
624,709 + 14,558 =
Rounded to the nearest hundred
639,300
(639,267)
What is the equation for 48 is 8 times greater than 6?
48 = 8 x 6
The South Carolina State Fair welcomed 243,098 visitors last year. This year they are expecting three times that amount. How many visitors does the fair expect to welcome this year?
What is 729,294
How should 720,843 be written in expanded form?
700,000 + 20,000 + 800 + 40 + 3
forty-seven thousand, nine hundred ten ____ four hundred seven thousand, nine hundred four
forty-seven thousand, nine hundred ten < four hundred seven thousand, nine hundred four
38,035 + 27,565 + 14,940 =
Rounded to the nearest thousand
81,000
(80,540)
How many times greater is the 3 in 430,255 than the 3 in 493,412?
It is 10 times greater