900+100=
1,000
999-99=
900
If I have a basket of 9 apples and buy 5 more apples from the farmers market, how many apples will I have?
14 apples
There are 20 pencils in a case and a student took 14 home. How many pencils are left at the school?
6 pencils
about 200
1,112+888=
2,000
1,698-587=
1,111
Sally is walking her dog and goes 19 miles on tuesday. On wednesday she goes for a 5 mile walk, and on thursday she goes for a 27 mile walk. How many miles did she walk altogether?
51 miles
The distance between Vivians house and new york city is 672 miles. She has already traveled 200 miles. How many miles does she have left to travel?
472 miles
Estimate 989+1,120
about 2000
4,872+9,756=
14,628
8,953-6,751=
2,202
A school decided to buy a few items for their art teacher. They buy a set of pencils for $120, a pottery station for $1,500 and a state of the art 3d printer for $2,999. How much did the school district spend?
$3,619 or 3,619 dollars
If there are 17,890 ladybugs in a garden. By the end of the season predators and migration caused the loss of 4,999 ladybugs. How many ladybugs are left in the garden?
12,891 Ladybugs
Estimate 4,890 +1,200
about 6,000
48,164
18,210-2,999=
15,211
There are 17,890 people in a stadium and then 10,189 more people come in. How many people are in the stadium?
28,079 people
A train is able to lug 90,000 pounds through the rocky mountain pass. They currently have 177,000 pounds that they need to move. How many pounds of cargo do they need to leave behind on their first trip?
87,000 pounds of cargo
Estimate 7,902-4,500
about 3,000 or about 3,400
99,999+99,999=
199,998
96,378-17,489=
78,889
The following land masses are measured in Km squared:
New York city: 468 New Jersey: 8,723
Connecticut: 5,543
What is the total land mass of New Jersey and Connecticut?
14,266 Kilometers squared
There are 7,892 boxes of crayons in the warehouse. A truck brings in another 2,000. Later that week somebody buys 6,987 boxes if crayons are left over in the warehouse?
2,905 boxes of crayons
There is a 932,000 people in a city. There are enough grocery stores to serve 828,000 people. About how many people are left underserved by grocery stores?
100,000 people are underserved. or 110,000 people are underserved