Decimals to Fractions
Write 5 tenths as a decimal.
0.5
Write 134.603 in EXPANDED form.
100+30+4+0.6+0.003
165 O 4.372
165 > 4.372
A hot dog costs $4.99 and a drink costs $5.99. Jimothy estimates that the total cost for a hotdog and a drink will be about $15.
$4.99 rounds to $5
$5.99 rounds to $6
5 + 6 = 11: Not reasonable!
4.23 + 10.4
14.63
Write 56 hundredths as a decimal.
0.56
Write sixteen thousand and four hundred twelve thousandths in STANDARD form.
16,000.412
0.03 O 0.030
0.03 = 0.030
Joe has $30 and wants to go to the fair. The ticket for the fair costs $15.74. Will he have enough money left to buy a corn dog for $6.34 and ice cream for $5.88?
Use ESTIMATION to decide.
30 - 16 = 14
6 + 6 = 12
Yes, Joe should have enough money for the corn dog and the ice cream.
4.32 - 2.74
1.58
206/1000
0.206
In which number is the value of the digit 6 one tenth of the value of the digit 6 in 86.47?
a. 34.36
b. 36.47
c. 48.61
d. 60.14
c. 48.61
When we move to the right it is one tenth.
388 O 9.407
388 > 9.407
Gigi saved $100. If she buys some fish treats for $29.99 and a new cat tree for $59.99, she thinks she will have about $20 left. Is Gigi's estimate reasonable?
29.99 rounds to 30
59.99 rounds to 60
30 + 60 = 90
100 - 90 = 10, so NO her estimate is not reasonable, she will only have about $10 left over.
853 - 6.72
846.28
52/1000
0.052
In which number is the value of digit 3 one tenth of the value of the digit 3 in 4.835?
a. 4.903
b. 3.602
c. 5.034
d. 9.301
a. 4.903
3.452 O 0.843
3.452 > 0.843
Estimate the difference:
$85.42 - $9.77
85 - 10 = 75
794.2 + 35.29
829.49
2/100
0.02
Write a number in which the digit 5 has one tenth the value of the digit in 1,504,389
Any number with a 5 in the TEN THOUSANDS place value.
ex) 1,054,389
USE THE NUMBER LINE TO EXPLAIN: 0.08 O 0.8
0.08 < 0.8
Must show correctly on the number line for points
Estimate the sum:
307,999 + 0.78 + 4,395
308,000 + 1 + 4,000 = 312,001
10 - 1.234
8.766