Addition and Subtraction
SOLVE
345+198 = ?
AND
600 - 432 = ?
345 + 198 = 543
AND
600 - 432 = 168
What does estimate mean?
About
What place value is the 8 in 283,124 in?
Ten Thousands Place
What place value is the 2 in 283,124 in?
Hundred Thousands
A school library has 287 books. The school buys 156 new books in September and 378 new books in October.
How many books does the library have now?
P+P+P+W
287+156+378=?
821 books
Round 234 to the nearest 10
230
Write the number in standard form:
The sum of two ten thousands, eight thousands, three hundreds, four tens, and nine ones
28,349
Write the number in standard form:
The sum of three ten thousands, four thousands, nine hundreds, seven tens, and two ones
34,972
A toy store had 800 toys in stock. It sold 245 toys during a holiday sale. The following week, it sold 376 more toys.
How many toys are left in the store?
W-P-P=P
800-245-376=?
179 Toys
OR
245+376=?
621 toys sold
800-621=
179 Toys
Round 458 to the nearest 100
500
Write 324,051 in expanded form...
300,000+20,000+4,000+50+1
Which of the statements about the number 3,773 is true?
A. The 7 in the hundreds place is 10 times greater than the 7 in the tens place.
B. The 3 in the thousands place is 10 times greater than the 3 in the ones place.
C. The 7 in the hundreds place is 10 times less than the 7 in the tens place.
D. The 3 in the ones place is 10 times less than the 3 in the thousands place.
A. The 7 in the hundreds place is 10 times greater than the 7 in the tens place.
Marcus is driving to visit his grandparents who live 925 miles away. He has 347 more miles to drive before he arrives. Which representations can be used to find the number of miles Marcus has already traveled?
Select TWO correct answers.
A. 925 + 347 = ?
B. 347 + ? = 925
C. 925 - 347 = ?
D.347 - 925 = ?
B. 347 + ? = 925
C. 925 - 347 = ?
A school is collecting cans for a food drive. On Monday, students collected 287 cans. On Tuesday, they collected 413 cans.
Estimate how many cans the students collected altogether.
300 + 400 = 700
OR
290 + 410 = 700
Write 349,583 in expanded notation form...
(3x100,000) + (4x10,000) + (9x1,000) + (5x100) + (8x10) + (3x1)
154,942
What is the relationship of the 4 in the thousands place and the 4 in the tens place.
the 4 in the thousands place is ten times greater than the 4 in the tens place.
OR
the 4 in the tens place is ten times less than the 4 in the thousands place