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30 x 10 =
What is 300?
Solve. n x 3 = 12
What is n = 4?
Solve: 436 x 2 =
What is 872?
Is an estimate or exact answer needed to solve this problem?
Chloe and her two sisters each have $423 in their savings accounts. About how much money do they have altogether?
What is estimate.
Solve. b x 3 =24.
What is b = 8?
Solve: 7,291 x 3 =
What is 21,873?
Is an estimate or exact answer needed to solve this problem?
Every fourth class at Joy's school has 999 unit cubes in the classroom's manipulative kit. There are five fourth grade classes. How many unit cubes are there altogether?
What is exact?
If a cheetah can run 108 feet per second, how far can they run in 6 seconds?
What is 648 feet?
108 x 6 = f
f = 648 feet
Solve: 5,042 x 5 =
What is 25,210?
Chloe and her two sisters each have $423 in their savings accounts. About how much money do they have altogether?
What is $1,200?
423 x 3 = m
400 x 3 = m
m = $1,200
About 20 inches of rain falls monthly in a coastal rain forest. About how many inches is that yearly?
What is about 240 inches?
20 x 12 = r
r = 240 inches
Solve: 48,004 x 6 =
What is 288,024?
Every fourth class at Joy's school has 999 unit cubes in the classroom's manipulative kit. There are five fourth grade classes. How many unit cubes are there altogether?
What is 4,995 unit cubes?
999 x 5 = u
u = 4,995 unit cubes
27 inches of rain falls monthly in a tropical rain forest. About how many inches is that yearly?
What is about 360 inches?
27 x 12 = r
30 x 12 = r
r = 360 inches
Solve: 23,407 x 9 =
What is 210,663?
A school is buying computers for the school library. They will buy 5 all-in-one computers. Each computer costs $489. They will also buy 5 computer desks. Each desk costs $129. What will be the total cost of the computers and the desks? Is an estimate or exact answer needed?
What is exact; $3,090 for computers and desks?
(489 x 5) + (129 x 5) = s
2,445 + 645 = s
s = $3,090