Place Value
What is the place value of the digit 5 in 567,009, 111?
hundred millions
What number is 10 to the 3rd power?
10,000
56 + 45 + 31
(56 + 45) + 31
56 + (45 + 31)
What is 40x32
122
What is the place value of the digit 3 in 54, 030?
tens place
20 x 102 = ?
2,000
4848 - 703
4145
456 x 12
What is 500x10=5000
When David was eight, his little brother Alex was half his age. David is 30 now. How old is Alex?
Alex is 26
What is the name of the place that is 10 times the ten millions place?
hundred millions
18,203,000 divided by 103
18,203
48,441 + (90,012) - 59,713) = ?
78,000
What is the expanded notation of 4,560?
(4x1000) + (5x100) + (6x10)
I’m an odd number. But if you take away a letter from my name, I will become even. What number am I?
Seven
The value of a digit, 7, in the hundred millions place is 1/10 the value of a digit, 7, in the ? place
billions or one billions
To find 14x105, write ? zeros at the end of 14 to get ?
5; 1,400,000
1,456,009,112 - 1,325,000
1,454,684,112
How many zeros are in ten to the 8th power?
8; 108 is 100,000,000
Which number has a hundred thousands digit with a value that is 1/10 the value of its millions digit?
a) 5,607,788
b) 2,604,518,000
c) 8,845,293
d) 4,425,388,202
c) 8,845,293
Explain how to mentally divide 870,000,000 by 104
The exponent is 4, so remove 4 zeros from the end of the number to get 87,000
456,001,334 + 65,934,000
521,935,334
What is the expanded notation of 234,134,119?
(2x100,000,000) + (3x10,000,000) + (4x1,000,000) + (1x100,000) + (3x10,000) + (4x1,000) + (1x100) + (1x10) + (9x1)
The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
3 possible answers: 51 and 15. 42 and 24. 60 and 06.