All the solutions provided in McGraw Hill My Math Grade 4 Answer Key PDF Chapter 1 Place Value will give you a clear idea of the concepts.
McGraw-Hill My Math Grade 4 Answer Key Chapter 1 Place Value
Essential Question?
How does place value help represent the value of numbers?
Answer:
Place Value is important because it provides the foundation for regrouping, multiple-digit multiplication, and more in the decimal system, as well as a starting point for the understanding of other base systems.
Explanation:
Place value is the value of each digit in a number. The place value of digits is determined as ones, tens, hundreds, thousands, ten-thousands and so on, based on their position in the number.
My Vocabulary Cards
Ideas for Use
- Develop categories for the words. Sort them by category. Ask another student to guess each category.
- Write a tally mark on each card every time you read or write the word. Try to use at least 10 tally marks for each word card.
The representation of a number as a sum that shows the value of each digit.
Write the suffix in expanded. Use a dictionary if you need help.
Answer:
The suffix in expanded – 1,05,073: 1(100000) + 0(10000) + 5(1000) + 0(100) + 7(10) + 3(1).
Explanation:
The representation of a number as a sum that shows the value of each digit is called expanded form.
Expanded form of 1,05,073: 1(100000) + 0(10000) + 5(1000) + 0(100) + 7(10) + 3(1)
= 1,00,000 + 0 + 5000 + 0 + 70 + 3
= 105000 + 70 + 3
= 105070 + 3
= 105073.
An inequality relationship showing the number on the left is greater than the number on the right.
List three other math words you can use to compare that end in -er.
Answer:
The other inequality math words in Math are greater than symbol (>), less than symbol (<), greater than or equal to symbol (≥), less than or equal to symbol (≤), and not equal to symbol (≠).
Explanation:
Compared to numbers with an equality or inequality symbol fill in the blank with greater than equal to or less than here I’m given two numbers one-half. The other inequality math words in Math are greater than symbol (>), less than symbol (<), greater than or equal to symbol (≥), less than or equal to symbol (≤), and not equal to symbol (≠).
A line with numbers on it in order at regular.
Write a word problem to compare numbers.
Answer:
Word problem: Leela sold 17,255 eggs on Monday. Next day she sold 25,352 eggs. How many more eggs are sold.
Solution: Number of eggs sold more = 8,097.
Explanation:
A line on which all numbers are arranged in a chronological order one after another is called a number line.
Word problem: Leela sold 17,255 eggs on Monday. Next day she sold 25,352 eggs. How many more eggs are sold.
Solution: Number of eggs sold more = 8,097.
Number of eggs sold on Monday = 17,255.
Number of eggs sold on next day = 25,352.
Difference:
Number of eggs sold on next day – Number of eggs sold on Monday
= 25,352 – 17,255
= 8,097.
The value given to a digit by its place in a number.
Write a five-digit number. Then write the place value for each digit.
Answer:
The place value for each digit of 50,250 = 5(10000) + 0(1000) +2(100) + 5(10) + 0(1)
Explanation:
Five-digit number: 50,250
The place value for each digit of 50,250 = 5(10000) + 0(1000) +2(100) + 5(10) + 0(1)
= 50,000 + 0,000 + 200 + 50 + 0
= 50,000 + 200 + 50 + 0
= 50,200 + 50 + 0
= 50,250 + 0
= 50,250
Any symbol used to write a whole number.
Write a number in which the digit 6 is in the ones place and the digit 0 is in the ten thousands place.
Answer:
A number in which the digit 6 is in the ones place and the digit 0 is in the ten thousands place = 1,00,006.
Explanation:
Ones place digit = 6.
Ten thousands digit = 0.
=> Number = 1,00,000 + 6 = 1,00,006.
Having the same value as.
The suffix -ity means “state or condition.” What does the word equality mean?
Answer:
The word equality in math means a symbolic expression of the fact that two quantities are equal; an equation.
Explanation:
The suffix -ity means “state or condition.” The word equality in math means a symbolic expression of the fact that two quantities are equal; an equation.
An inequality relationship showing the number on the left is less than the number on the right.
Write a number sentence about two sets of items in the room. Use the symbol < in your sentence.
Answer:
Number of cupboards in bed room < Number of chairs in bed room.
Explanation:
There are two cupboards and four chairs in our bed rooms. Which items are more in bed room.
Solution:
Number of cupboards in bed room = 2.
Number of chairs in bed room = 4.
=> 2 < 4.
=> Number of cupboards in bed room < Number of chairs in bed room
The name given to each group of three digits in a place-value chart.
What are the names of the three periods on this card?
Answer:
The names of the three periods on this card are Million period, Thousands period, Ones period.
Explanation:
The names of the three periods on this card:
Million period: Hundreds millions, Tens millions, Ones millions.
Thousands period: Hundreds Thousands, Tens Thousands, Ones Thousands.
Ones period: Hundreds ones, Tens ones, one ones.
My Vocabulary Cards
Ideas for Use
- Draw or write examples for each card. Be sure your examples are different from what is shown on each card.
- Write the name of each lesson on the front of each blank card. Write a few study tips for each lesson on the back of each card.
The form of a number that uses written words.
Write a five-digit number using numerals. Then rewrite it in word form.
Answer:
65,850 = Six five thousands, eight hundred and fifty.
Explanation:
Five-digit number = 65,850.
Word form of five digit number = Six five thousands, eight hundred and fifty.
The usual way of writing a number that shows only its digits, no words.
One meaning of standard is “normal or usual”. How can knowing this help you remember the definition for standard form?
Answer:
Explanation:
Standard form – The usual way of writing a number that shows only its digits, no words. word form – The form of a number that uses written words.