Remember: Read in groups of three and let the biggest place decide. A number with more digits is greater, and a zero holds an empty place.
Read it and write it
1
The chart shows 12,407. Which words name it?
twelve thousand four hundred sevenone thousand two hundred forty-seventwelve thousand forty-sevenone hundred twenty-four thousand seven
2
Write the number in digits: two hundred six thousand eight hundred fifty.
3
Write the number in digits: nine hundred thousand seventy.
4
350,206 = 300,000 + 50,000 + + 6
5
407,019 = 400,000 + + 10 + 9
6
Look at the chart. Which digit is in the ten-thousands place of 638,254?
6382
Compare, order and explain
7
The 5 in 502,310 is worth ten times as much as the 5 in 50,231.
TrueFalse
8
Which sign makes this true? 409,150 ___ 409,105
><=
9
Which number is the greatest?
98,76599,999101,234
10
Put the numbers in order from greatest to least.
300,501
3,951
300,150
30,951
11
62,000 is 62 thousands. Write 71 thousands in digits.
12
Join each number to its words.
140,008
24,080
3400,800
44,800
Aforty thousand eight
Bfour hundred thousand eight hundred
Cfour thousand eighty
Dfour thousand eight hundred
13
Write how you know 100,000 is greater than 99,999. Use the number of digits.
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