Math 3A - Review 1

$200 + 700 + 1 =$

700 + 90 + 2$

3000 + 70 + 3$

756 is greater or less than 675

860 is greater or less than 856.

1005 is greater or less than 999.

1055 is greater or less than 1155.

9005 is greater or less than 9050.

10,000 is greater or less than 9999.

(a) In 9027, the value of the digit 2 is _______.

(b) In 2458, the digit _______ is in the hundreds place.

(c) In 32,546, the digit _______ is in the thousands place.

350 is 10 more than _______.

218 is 100 more than _______.

6875 is 1000 more than _______.

_______ is 10 less than 525.

_______ is 100 less than 970.

_______ is 1000 more than 7061.

Solve

Solve

Solve

Solve

After reading $1445$ pages of a book, Mrs. Chen still has $258$ pages. How many pages are there in the book?

There were $3572$ people at a carnival. $2866$ of them were adults. How many children were there?

Andy wants to buy a motorcycle which costs $\$5430$. He has $\$3350$. How much more money does he need?

Mrs. Kim had $$2790$.
She spent $$1430$ on a refrigerator and $$890$ on a television set.
How much money did she have left?

A mailman delivered $1050$ letters on Monday.
He delivered $206$ fewer letters on Tuesday than on Monday.
How many letters did he deliver on both days?