Before proceeding to the solution of examples and problems be sure to read the theoretical part of the lesson
Writing numbers
1. WRITE >, <, or = in each box:
c) < ;
d) ∞.
2. WRITE >, <, or = in each box:
c) < ;
d) ∞.
3. In 58,601, the underlined digit is in which place?
а) place ones;
b) place tens;
c) place tens;
d) place hundredтриста
восемь.
4. The standard form of the number 987
has the number 7 in which place?
а) place
thousand;
b) place ones;
c) place
hundred;
d) place tens.
5. In 231,739,465, the underlined digit is in which place?
а) place tens;
b) place
hundred thousand;
c) place
hundred;
d) place ones.
6. In 2,867,403, the underlined digit is in which place?
а) place tens;
b) place thousands;
c) place ones;
d) place
hundred.
7. Write the number 7,642
in expanded form.
а) (7×1,00) + (6×100) + (4×10) + (2×1);
b) (7×1,000) + (6×10) + (4×10) + (2×1);
c) (7×1,000) + (6×100) + (4×1) + (2×0);
d) (7×1,000) + (6×100) + (4×10) + (2×1).
8.
Write the number 4,340,200 in word form.
а) four
millions three hundred forty thousands twenty;
b) four
millions thirty four two hundred;
c) four millions three hundred forty thousands two
hundred;
d) four
millions three hundred forty thousands two.
9. Write the number in standard form.
(3×100,000)
+ (2×10,000) + (6×1,000) + (5×100) + (2×10) + (3×1)
а) 320,523;
b) 326,523;
c) 306,523;
d) 326,503.
10. Write the
number 4 million, thirty-five in standard form.
а) 4,000,035;
b) 4,000,305;
c) 4,0000,035;
d) 400,035.
11. Write the
number 435,401 in expanded form.
а) (4×100,000)
+ (3×10,000) + (5×1,000) + (4×10) + (1×1);
b) (4×100,000)
+ (3×1,000) + (5×10,000) + (4×100) + (1×1);
c) (4×100,000)
+ (3×10,000) + (5×1,000) + (4×100) + (1×1);
d) (4×10,000)
+ (3×100,000) + (5×1,000) + (4×100) + (1×1).
12. Write the
number three million, four hundred thirty-one thousand, four hundred in
standard form.
а) 3,043,140;
b) 3,431,400;
c) 30,431,400;
d) 3,431,040.
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