Add/subtract decimals

Fill in the Blanks

The list shows the number of trees Isaiah planted in three years.

• He planted 521 trees in the first year.

• He planted 387 trees in the second year. 

• He planted 438 trees in the third year.

Isaiah wants to plant a total of 2,000 trees. How many more tree Isaiah needs to plant.

To find how many more trees Isaiah needs to plant, First I have to _______, then I have to ______.

Isaiah needs to plant __________more trees.

Multiple Choice

Nikki wrote a number 

• The digit 4 has a value of (4 x 1,000,000).

• The digit 9 has a value of (9 x 1,000).

• The digit 7 has a value of (7 x 0.01).

Which number could be the number Nikki wrote?

• 1. 48,219,000.57

• 1. 64,109,000.75

• 34,519,000.57

• 1. 54,912,700.75

Fill in the Blanks

Julia bought a pair of jeans for $19.99, a pair of shoes for $32.99, and two shirts for $10 each. She gave the cashier a one-hundred dollar bill. Write to explain how to find how much change she will receive. 

To find out how much change Julia will receive, I first have to _______ then I have to _________. Julia will receive_____________ in change.

Multiple Choice

A town had twenty-five and fourteen-hundredths inches of rain during June. What is the value of the digit in the tenths place?

• 14 x 0.01

• 1 x 0.1

• 20

• 2 x 10

Fill in the Blanks

n January, Amber drank 576.25 gallons of water. That number was 105 greater than the number of gallons she drank in December. How many gallons of water did she drink in December?

Fill in the Blanks

The total amount of money made by the movie theatre this past weekend can be written in expanded notation, as shown below.

(6 x 100,000) + (2 x 1,000) + (3 x 10) + (7 x 0.1) + (5 x 0.01)

The manager said they made $623,570.

What is the number in standard form?