Rounding to 10
What is 27 rounded to the nearest ten?
30
What is 230 rounded to the nearest hundred?
200
Sam has 45 marbles. He buys 12 more. How many marbles does he have now?
57 marbles
What is 125 + 234 ?
359
What is 654 - 321 ?
333
What is 43 rounded to the nearest 10?
40
Round 150 to the nearest hundred.
200
Lisa had 86 candles. She gave 25 to her friend. How many candles does she have left?
She has 61 candles left.
Add 456 + 312
768
67
If you have 56, what is it rounded to the nearest ten?
60
If you have 375, what is it rounded to the nearest hundred?
400
A farmer has 180 apples. He sells 45 apples. How many apples does he have now?
He has 35 apples left.
What is the sum of 248 and 256 in standard form?
5 hundreds + 0 tens + 4 ones
What is the difference between 526 and 397?
129
Round 99 to the nearest ten.
100
Round 610 to the nearest hundred
600
Tom has read 150 pages of a book so far. If he has 70 pages left to read, how many total pages are in the book?
There are 220 pages in his book.
What is 469 + 243 ?
712
True or false?
When finding the difference between 2 numbers, you always start with the bigger number and take away the smaller number
true
What is 149 rounded to the nearest 10?
150
0
London collects guppies in her giant fish pond. She has 35 red guppies. She has 28 more blue guppies than red guppies. How many total guppies does London have?
London has 98 guppies total
red = 35
blue = 35 + 28 = 63
total = 35 + 63 = 98
489
+ 421
910
The difference of the equation 526 - 397 is written using hundreds, tens, and ones. Complete the equation
526 - 397 = 1 hundred + _________ tens + _______ ones
1 hundred + 2 tens + 9 ones