Standard Form
Word Problems
Word form
Estimating Sums
& Differences
Adding and Subtracting Decimals
100

Write the decimal thirteen hundredths in standard form

What is 0.13

100

Kendall the tiger recently got weighed. He weighed 306.7 pounds. His companion, Wilson, weighed 38.4 pounds more. How much did Wilson weigh in pounds?

345.1

100

Write 5.03 in word form

five and three hundredths

100

Estimate 38.2 + 11.8

50

100

Add the decimals 43.2 + 31.5

What is 74.7

200
Write six and five tenths in standard from
6.5
200

The Great Western Circus buys 100 pound of cotton candy. On day one of the circus, they sold 21.6 pounds of cotton candy. How much do they have left over for day 2?

78.4

200

Write 0.004 in word form

four thousandths

200

Estimate 75.3 + 22.4

97

200

Add the decimals 0.7 + 6.8

What is 7.5

300
Write eight and fifty one thousandths in standard form
8.051
300

Glenda weights 102.6 pounds. Her twin sister, Julia, weighs 94.4 pounds. What is the difference between Glenda and her sister?

8.2

300

Write 27.35 in word form

twenty seven and thirty five hundredths

300

Estimate 31.9 + 58.7

91

300

subtract the Decimals 1.5 - 0.8

0.7

400
Write two and twenty-one thousandths in standard form
What is 2.021
400

Holly and Kesha play basketball. Holly scores an average of 18.3 points per game, and Kesha scores an average of 16.9 points per game. What is the total average number of points the teammates score per game?

35.2

400

109.5

one hundred nine and five tenths

400

estimate 100 - 92.9

7

400

Subtract the decimals 148.93 - 121.36

What is 27.57

500
Write one and nine hundredths in standard form
What is 1.09
500

Henry answered the first math problem in 4.5 seconds and the second problem in 3.3 seconds. How long did it take him to answer both math problems in seconds?

7.8

500

Write 2.059 in word form.

two and fifty nine thousandths

500

Estimate 19.6 - 6.7

13

500

Subtract the decimals 248 - 131.4

What is 116.6