vocabulary
What is the dot used to seperate the whole number part from the fractional parts in a decimal number?
Decimal point
Round this number to the nearest WHOLE number:
13.5
14
Round this number to the nearest tenths place:
4.345
4.3
Estimate the answer by rounding to the nearest WHOLE number:
8.7 + 3.1
8.7 rounds to 9
3.1 rounds to 3
answer is: 12
4.52 + 3.8
8.32
Estimate
Round this number to the nearest WHOLE number:
3.4
3
7.08
19.95 + 10.23
19.95 rounds to = 20
10.23 rounds to = 10
Answer = 30
9.6 - 3.25
6.35
When you multiply two decimal numbers together, the final answer you get is called the ________________.
Product
Round this number to the nearest WHOLE number:
7.345
7
Round this number to the nearest tenths:
654.32
654.3
Estimate the answer by rounding to the nearest WHOLE number:
6.2 x 4.9
6.2 rounds to 6
4.9 rounds to 5
Answer = 30
2.5 x 3
7.5
The answer to a subtraction problem is the _______________, while the answer to an addition problem is the____________________.
Round this number to the nearest WHOLE number:
.68
1
Round this number to the nearest tenths:
.99
1
Estimate the answer by rounding to the nearest WHOLE number:
12.4 - 4.8
12.4 rounds to 12
4.8 rounds to 5
answer = 7
1.2 x 0.5
0.6
When dividing decimals, the final result is called the ________________
Quotient
Round this number to the nearest WHOLE number:
.08
0
Round this number to the nearest tenths:
3.98
4
You buy a game for $7.85 and a drink for $2.15. Estimate your total bill.
$2.15 rounds to $2
Estimated total is = $10
1.5 / 3
0.5