Number Properties Puzzle – Challenge 21
Math challenges are perfect learning activities to help kids learn and have fun too. Let's see who can solve this one!
Challenge:
If \(y = 7 × 10^{83}+3\), what is the remainder when y is divided by 9?
A- 0
B- 1
C- 2
D- 3
E- 4
The Absolute Best Book to Challenge Your Smart Student!
Original price was: $16.99.$11.99Current price is: $11.99.
Satisfied 123 Students
The correct answer is B.
Divisibility rules for a divisor of 9:
A number is divisible by 9 if the sum of the digits is divisible by 9. For example 126 is divisible by 9, since, 1 + 2 + 6 = 9 is divisible by 9.
\(7 × 10^{83}+3 = 7, 000,…, 000 + 3 = 7,000 ,…,003\)
The sum of the digits is 10.
The Absolute Best Books to Ace Algebra
Original price was: $29.99.$19.99Current price is: $19.99.
Original price was: $29.99.$14.99Current price is: $14.99.
Original price was: $29.99.$14.99Current price is: $14.99.
Satisfied 1 Students
Original price was: $24.99.$14.99Current price is: $14.99.
Satisfied 92 Students
Original price was: $24.99.$15.99Current price is: $15.99.
Satisfied 125 Students
Related to This Article
More math articles
- Number Properties Puzzle – Challenge 8
- How to Solve Multiplication Rule for Probabilities?
- Top 10 ParaPro Math Practice Questions
- How to Identify Statistical Questions
- How to Round Amounts of Money
- The Ultimate PSAT 10 Math Formula Cheat Sheet
- What Kind of Math Is on the ASVAB Test?
- 5 Best CHSPE Math Study Guides
- What Is a Passing Score on the CBEST Math?
- How to Write and Solve Direct Variation Equations
What people say about "Number Properties Puzzle – Challenge 21 - Effortless Math: We Help Students Learn to LOVE Mathematics"?
No one replied yet.