One box of crayons contains 40 crayons. How many crayons are in 50 boxes?
2,000 crayons
100
50 x 60 =
3,000
100
estimate the sum. 323 + 421
700
100
write the fact family for these numbers:
600 60,000 100
see student responses.
200
45 x 56
2,520
200
Alex saved $15 a day for 13 days. How much money did he save after 13 days?
$195
200
600 x 400 =
240,000
200
estimate the sum, 572 + 391
1,000
200
5 x _________ = 175
35
300
56 x 87
4,872
300
Charles bought 3 books for $10 each and a magazine for $4. He paid with a $50 bill. He gave half of his change to Sam. How much money did he give to Sam?
$8 (3x10)+4=34 50 - 34 = 16 Half of 16 is 8.
300
3,000 ÷ 10 =
300
300
Round 3,639 to the nearest hundred.
3,600
300
309 - N = 45. Find the value for N.
N=264
400
87 x 96 =
8,352
400
Meg has 408 stickers. Josh only has 67 stickers. How many more stickers does Meg have?
341 more stickers
400
60,000 ÷ 100 =
600
400
estimate the product. 384 x 7
2,800
400
compare using <, >, or =
four hundred three _________ 300 + 90 + 13
=
500
76 x 67 =
5,092
500
Sumner Avenue School raised money selling cookies. They sold only sugar cookies and chocolate chip cookies. In total, they made $2,184. If they made 1,729 from chocolate chip cookies, how much money did they get from sugar cookies?
$455
500
50,000 ÷ 500 =
100
500
Round 456,987 to the nearest ten thousand
460,000
500
A bat and ball together cost $1.10. The bat costs $1 more than the ball. How much does the ball cost?