Decimal Word Problems Challenge

The video tutorial addresses a missed test problem about calculating weight on the moon. It explains that the moon's gravity is 0.17 of Earth's and demonstrates how to calculate Jack's weight on the moon by multiplying his Earth weight by 0.17. The tutorial emphasizes understanding the use of decimals and percentages in word problems and provides additional practice problems for further learning.

Why are you watching this video?

• To learn about gravity on Mars

• To understand a missed problem on a test

• To learn about the solar system

• To find out Jack's age

What is the gravity on the Moon compared to Earth?

• 0.5 times

• 0.17 times

• 0.25 times

• 0.75 times

What should you do when you see a percent or decimal followed by 'of' in a word problem?

• Add the numbers

• Subtract the numbers

• Multiply the numbers

• Divide the numbers

What is the first step in solving the problem of Jack's weight on the Moon?

• Divide 156 by 0.17

• Multiply 156 by 0.17

• Add 156 and 0.17

• Subtract 0.17 from 156

What is Jack's weight on the Moon if he weighs 156 pounds on Earth?

• 26.52 pounds

• 15.6 pounds

• 156 pounds

• 52.26 pounds

What is the key concept to remember when solving word problems involving percentages or decimals?

• Always multiply the numbers

• Always subtract the numbers

• Always divide the numbers

• Always add the numbers

What is 0.15 of 25?

• 2.5

• 3.75

• 0.375

• 1.5

What is 0.25 of 36?

• 9

• 8

• 7.5

• 6

What is 0.37 of 50?

• 19.5

• 17.5

• 20

• 18.5