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Name _____________________________
Date ___________________
Math
Write each number in standard form.
1.   two hundred ninety million, one hundred ten thousand, four hundred eight
2.   six hundred forty-five million, eight hundred thousand, seven hundred eighty-one
3.   40,000,000 + 9,000,000 + 400,000 + 20,000 + 7,000 + 100 + 80 + 5
4.   90,000,000 + 8,000,000 + 700,000 + 30,000 + 6,000 + 500 + 70 + 2
5.   2 millions 2 ten thousands 8 thousands 4 tens 5 ones
6.   30,000,000 + 2,000,000 + 900,000 + 40,000 + 2,000 + 100 + 90 + 9

Write each number in two other ways.
7.   8 millions 5 hundred thousands 9 ten thousands 8 thousands 1 hundred 4 tens 4 ones
8.   400,000,000 + 6,000,000 + 800,000 + 20,000 + 8,000 + 600 + 10 + 3
9.   fifty-seven million, nine hundred seventy-one thousand, eight hundred one
10.   661,785,888

Write the place and the value of the underlined digit.
11.   5,900,451
12.   921,060,232
13.   2,748,748
14.   783,239,746
15.   96,775,512
16.   47,000,207
17.   578,097,534
18.   6,077,606

 

Key #2
Write the value of .
19.   millions 4 hundred thousands 6 ten thousands 5 thousands 2 hundreds 4 tens = 9,465,240
20.   70,000,000 + 5,000,000 + 700,000 + 80,000 + 3,000 + + 80 + 6 = 75,783,386
21.   700,000,000 + 80,000,000 + 5,000,000 + 200,000 + 10,000 + 7,000 + 200 + 80 + = 785,217,285
22.   60,000,000 + 6,000,000 + 600,000 + 60,000 + + 900 + 80 + 7 = 66,661,987

Write each number in standard form.
23.   80,000,000 + 4 + 300,000 + 500,000,000 + 40 + 5,000,000 + 1,000 + 20,000
24.   2 ten millions 9 ten thousands 2 thousands 4 hundreds 7 ones 9 millions 3 hundred millions
25.   4 + 40 + 900 + 20,000 + 5,000,000 + 300,000 + 3,000
26.   seven million, five hundred forty-two thousand, eighty-three
27.   ninety-three million, one hundred thirty-three thousand, five hundred forty-four
28.   2 ten millions 6 hundred thousands 6 tens 6 ten thousands 9 ones 7 millions 2 hundreds 3 thousands

Write the value of .
29.   5,000,000 + 60,000,000 + 60 + 2 + 90,000 + 200 + 900,000 + 800,000,000 + = 865,994,262
30.   50,000,000 + 5,000 + + 40 + 500,000 + 1 + 50,000 + 500 = 52,555,541
31.   5 thousands 4 tens 4 hundreds 1 million 6 ten thousands 7 ones hundred thousands = 1,865,447
32.   9 hundreds 2 hundred millions ones 5 tens 2 ten millions 6 thousands 9 millions = 229,006,958

 

Key #2
Write each number in expanded form using exponents.
33.   571,705,463
34.   24,095,458
35.   827,432,250
36.   15,968,322
37.   8,969,482
38.   8,192,049
39.   12,323,608
40.   4,027,282

Write each number in standard form.
41.   (2 × 107) + (4 × 106) + (4 × 105) + (4 × 104) + (1 × 103) + (2 × 101) + (8 × 100)
42.   (9 × 100,000,000) + (4 × 10,000,000) + (2 × 1,000,000) + (7 × 100,000) + (8 × 10,000) + (8 × 1,000) + (6 × 100) + (9 × 10) + (6 × 1)
43.   nine million, seven hundred sixty-three thousand, five hundred nineteen
44.   (5 × 108) + (7 × 107) + (4 × 106) + (4 × 105) + (7 × 104) + (2 × 103) + (4 × 101) + (5 × 100)
45.   (8 × 100,000,000) + (8 × 10,000,000) + (6 × 1,000,000) + (4 × 100,000) + (1 × 1,000) + (3 × 100) + (6 × 10) + (7 × 1)
46.   50,000,000 + 500,000 + 80,000 + 6,000 + 200 + 40 + 2

 


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