Fact Family
7 + n = 16
__ - ___ = ___
What is N?
N = 9
what is 1000 less than 3126
2126
Estimate by Rounding
65,286+ 24,872
70,000+ 20,000= 90,000
90,158
8769+4351
13120
The Missouri River is 2,540 miles long. The Platte River is 990 miles long. What is the total length of the two rivers?
3,530 miles
516 + n = 832
__ - ___ = ___
What is N?
N= 316
what is 1000 more than 8673
9673
Estimate by Rounding
4,829+ 3,252 + 3,524
Daily Double
5000 + 3000 + 4000= 12,000
11,605
58,729 + 64,320=
123,049
One fishing boat caught 31,430 pounds of tuna last month. Another boat caught 52,620 pounds of tuna last month. How many pounds of tuna did both boat catch last month?
84,050
73 + n = 121
__ - ___ = ___
What is N?
N= 48
4000
$6.43- $2.65=
6-3= 3
$3.48
23,758 + 4320 + 987=
29,065
John collected $97.23 for the cancer fund. Carter collected $89.97. How much more did John collect than carter?
$7.26
Which does NOT belong
15-7=8
8+7=15
7+6=13
DAILY DOUBLE
7+6=13
round 2498 to the greatest value
2000
Estimate by Rounding
57,824-28,257=
60,000-30,000= 30,000
29,257
537-218
319
You have $25.00. How much will you have left if you buy an 8 inch playground ball for $5.99 and a leather soccer ball for $17.95.
$1.06
226 + n = 394
__ - ___ = ___
What is N?
N= 168
what is 10,000 more than 54, 928
64,928
Estimate by Rounding
55,273-27,089=
60,000-30,000=30,000
28,184
20,300-13,245=
7055
You have $9.50. How much more will you need to buy the basketball on sale for 20.88?
$11.38