Review
What is 90,804,037.205 in expanded notation?
(9x10,000) + (8x100,000)+(4x1,000)+(3x10)+(7x1) + (2 x 1/10) + (5 x 1/1000)
1 3/5 + 2 8/9
4 22/45
18+(20+4)÷(16÷4)
24
Eddie is a beekeeper. Last year, he harvested 2,347 pounds of honey. This year, he bought some new hives and increased his honey harvest by 8,709 pounds. How many pounds of honey did Eddie harvest this year?
11,506 pounds
3 2/5 - 1 7/20
1 19/20
10+[6+(6×5)]–2
44
Joey needs 73 cupcakes for a birthday party. He already has 33 chocolate cupcakes and 8 vanilla cupcakes. Write an expression to show how many cupcakes he needs.
73 - (33 + 8)
20 - 5 7/8
14 1/8
Oliver tried to evaluate the expression 20÷10+6×7.
Here is his work:
20÷10+6×7
2+6×7
8×7
56
Is Oliver's work correct?
No, he added 2+6 when he should have multiplied 6x7.
There are 30 bicycles and 20 tricycles in the storage area at Brennan's apartment building. Each bicycle has 2 wheels and each tricycle has 3 wheels. Write an expression to show how many wheels there are in all.
w = (30 x 2) + (20 x 3)
2 3/4 + 2/3
3 5/12
(3 1/8 + 4 1/2) + 3/4
8 3/8
Johnny's aunt gave him $148 to spend on clothes at the mall. He bought 5 shirts that cost $13 each and 2 pairs of pants that cost $29. How much money does Johnny have left to buy more clothes?
$25
7 1/20 - 3/4
6 9/10
Which sign makes this statement true?
(9 __ 3) + 4 = 7
Division