Rounding
Round 67 to the nearest ten.
About 70
Write the number six thousand, four hundred seventy-two in expanded form.
6,000 + 400 + 70 + 2.
7,653 ___ 7,602.
> greater than
Relationship in 521,129 (thousands vs. hundreds).
A. The thousands place is two times greater than the hundreds place
B. The thousands place is four times greater than the hundreds place
C. The thousands place is ten times greater than the hundreds place
D. The thousands place is zero times greater than the hundreds place
C. The thousands place is ten times greater than the hundreds place
The number is less than 4,534, greater than 2,679, and has a digit less than 3 in the tens place. What number could it be?
Many possible answers
Hall Elementary collected 468 cans. Round to the nearest 100. About how many cans were collected?
About 500 cans
The expanded notation is (7×10,000) + (8×100) + (5×10) + (9×1). What is the standard and word form?
70,859; seventy thousand, eight hundred fifty-nine
Which comparisons are true?
A. 79 > 769
B. 832 < 812
D. 769 > 742
769 > 742
Value decrease if 4 in 4,562 replaced by 2
2,000
A number is shown on a place value chart as 68,101. Show TWO different ways to decompose the number.
Some Examples:
Expanded Form: 60,000 + 8,000 + 100 +0+ 1
Expanded Notation: (6x10,000)+(8x1,000)+(1x100)+(0x10)+(1x1)
Word Form: The sum of 6 ten thousands, 8 thousands, 1 hundreds, 0 tens and 1 one.
Round 1,267 to the nearest hundred
About 1,300
Which of these describes the number 54,235?
A. The sum of five thousands, four hundreds, twenty three tens and five ones
B. The sum of forty ten thousands, four thousands, two hundreds, three tens and five ones
C. The sum of five ten thousands, four thousands, two hundreds, three tens and five ones
D. The sum of five ten thousands, two hundreds, three tens, and five ones
C. Five ten thousands, four thousands, two hundreds, three tens, five ones.
Order least to greatest: 4,512; 4,125; 5,124
4,125; 4,512; 5,124
What is the value of the 6 in the number 68,000
60,000
Write the number 5,204 in expanded form and expanded notation
Expanded Form: 5,000+200+0+4
Expanded Notation: (5x1,000)+(2x100)+(0x10)+(4x1)
Round 8,943 to the nearest thousand.
About 9,000
Standard 6 hundreds + 14 tens + 8 ones.
648
Greater number: 6,203 or 6,230?
6,230
Compare the 8 in ten-thousands place in the number 83,562 vs. 8 in hundreds from 3,862.
100 time greater
What is the value of the digit 7 in the number 47,256?
7,000
Round 45,762 to the nearest ten thousand.
About 50,000
Expanded form of 92,405.
90,000 + 2,000 + 400 + 5.
A number greater than 3,201 but less than 3,215
Answers may vary
A number has a 3 in the thousands place and a 3 in the tens place. How many times greater is the 3 in the hundred thousands place?
100 times greater.
True or False: The digit 5 in 52,314 represents 500.
False (it represents 50,000)