Decimals: Place Value, Ordering & Rounding — Worksheet & Memo

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Grade 8 · Decimal Fractions

Decimals: Place Value, Ordering & Rounding

MEMORANDUM

Name:

Class:

Date:

Mark

/ 18

Answer all questions. Show all your working — marks are awarded for method as well as the final answer. Teacher copy: accept any correct equivalent method.

1
What is the value of the 6 in 4,263?
(2)
6 hundredths = 0,06✓✓ (2)
2
What is the value of the 9 in 0,915?
(2)
9 tenths = 0,9✓✓ (2)
3
Write 7100 as a decimal.
(2)
0,07✓✓ (2)
4
Arrange in ascending order: 0,7, 0,65, 0,607, 0,76
(2)
0,607, 0,65, 0,7, 0,76✓✓ (2)
5
Fill in < or >: 0,38 ___ 0,4
(2)
0,38 < 0,4 (3 tenths is less than 4 tenths)✓✓ (2)
6
Round 5,472 to 2 decimal places.
(2)
Next digit is 2 → 5,47✓✓ (2)
7
Round 5,472 to 1 decimal place.
(2)
Next digit is 7 → 5,5✓✓ (2)
8
Round 12,996 to 2 decimal places.
(2)
Next digit is 6 → 12,99 rounds up to 13,00✓✓ (2)
9
Round R23,4562 to the nearest cent.
(2)
2 dp → R23,46✓✓ (2)

TOTAL: 18 marks