Question 511 Mark
Which is greater? Give reason for your answer?
$0.5$ or $0.05$
AnswerThe whole parts are both $0.$
Comparing the tenth parts, we have $5 > 0.$
Therefore, $\frac{5}{10}>\frac{0}{10}+\frac{5}{100}$
View full question & answer→Question 521 Mark
Which of the following are like decimals: $4.50, 16.80, 0.700, 7.08$
AnswerUnlike decimals, since these have different number of digits after the decimal point.
View full question & answer→Question 531 Mark
Write the following as decimals:
$88+\frac{5}{10}+\frac{2}{1000}$
AnswerWe have $8$ tens, $8$ ones, $5$ tenths and $2$ thousandths. Therefore, the decimal number is $88.502$
View full question & answer→Question 541 Mark
Write of the following as decimals: $\frac{7}{10}+\frac{6}{100}+\frac{4}{1000}$
AnswerHere, we have $7$ tenths, $6$ hundredths and $4$ thousandths. Therefore, the decimal is $0.764.$
View full question & answer→Question 551 Mark
Fill in the blanks: $1m$ _____ $km$
Answer$1\text{km}=1000\text{m}$
$\Rightarrow1\text{m}=\frac{1}{1000}\text{km}$
$\Rightarrow1\text{m}=0.001\text{km}$
View full question & answer→Question 561 Mark
Write of the following as decimals: $20+9+\frac{4}{10}+\frac{1}{100}$
AnswerHere, we have $2$ tens, $9$ ones, $4$ tenths and $1$ hundredths. Therefore, the decimal is $29.41.$
View full question & answer→Question 571 Mark
Write the following as decimals: $137+\frac{5}{100}$
AnswerWe have $1$ hundred, $3$ tens, $7$ ones and $5$ hundredths. Therefore, the decimal is $137.05$
View full question & answer→Question 581 Mark
Find the value of: $48.1 - 0.37$
Answer$\underline{\ \ \ \ 48.10\\-\ \ 0.37}\\\underline{=47.73}$
View full question & answer→Question 591 Mark
Represent the following number on the number line: $1.9$
View full question & answer→Question 601 Mark
Add the following: $18.03, 146.3, 0.829$ and $5.324$
Answer$\underline{\ \ \ \ \ \ 18.030\\+ 142.300\\+\ \ \ \ 0.829\\+\ \ \ \ 5.324\ \ }\\=170.483$
View full question & answer→Question 611 Mark
Fill in the blanks: $7kg, 15g =$ _____ $kg.$
Answer$7\text{kg},15\text{g}=7\text{kg}+\frac{15}{1000}\text{kg}$
$=7\text{kg}+0.015\text{kg}$
$=7.015\text{kg}$
View full question & answer→Question 621 Mark
Write the following as decimals: $\frac{22}{10}$
AnswerSince the denominator is ten, the deciamal is $2.2$
View full question & answer→Question 631 Mark
Fill in the blank by using $>$ or $<$ to complete the following: $20.695$ ___ $20.93$
AnswerHere, the whole parts are equal.
Hence, we should check the tenth parts.
Now, $9$ is greater than $6.$
Therefore, $20+\frac{6}{10}+\frac{9}{100}+\frac{5}{1000}<20+\frac{9}{10}+\frac{3}{100}$
View full question & answer→Question 641 Mark
Which of the following statements are correct? $5.60, 3.04, 0.45$ are like decimals.
AnswerCorrect, since these three decimals have the same number of digits after the decimal point.
View full question & answer→Question 651 Mark
Write the following as decimals: Five and four tenths.
Answer$5+\frac{4}{10}=5.4$
View full question & answer→Question 661 Mark
Write the following as decimals: $7\frac{1}{8}$
Answer$7\frac{1}{8}=7+\frac{1}{8}$ $7+\frac{1\times125}{8\times125}$ $=7+\frac{125}{1000}$ $=7.125$
View full question & answer→Question 671 Mark
Between which two whole numbers on the number line are the given numbers? Which one is nearer the number? $5.1$
Answer$5.1$ is between the two whole number $5$ and $6$. As $5.1$ is $1$ unit from $5$ and $9$ units from $6$, it is nearer to $5.$
View full question & answer→Question 681 Mark
Express the following decimals as fractions in the lowest form: $0.18$
Answer$0.18=\frac{18}{100}=\frac{9}{50}$
View full question & answer→Question 691 Mark
Express the following decimals as fractions in the lowest form: $59.48$
Answer$59.48=\frac{5948}{100}=\frac{1487}{25}$
View full question & answer→Question 701 Mark
Write the following as decimals: $\frac{3}{10}+\frac{7}{1000}$
AnswerWe have $3$ tenths, $5$ ones and $7$ hundredths. Therefore, the decimal number is $0.307$
View full question & answer→Question 711 Mark
Between which two whole numbers on the number line are the given numbers? Which one is nearer the number? $4.9$
Answer$4.9$ is between $4$ and $5$. As $4.9$ is $9$ units from $4$ and $1$ unit from $5$, it is nearer to $5.$
View full question & answer→Question 721 Mark
Find the value of: $18.5 - 6.79$
Answer$\underline{\ \ \ \ 18.50\\-\ \ 6.79}\\\underline{=\ 5.78\ \ }$
View full question & answer→Question 731 Mark
Write the following as decimals: $700+5+\frac{7}{10}$
AnswerWe have $7$ hundreds, $5$ ones and $7$ tenths. Therefore the decimal is $705.7$
View full question & answer→Question 741 Mark
Write of the following as decimals: $\frac{8}{100}$
AnswerWe have $8$ hundredths. Therefore, the decimal is $0.08$
View full question & answer→Question 751 Mark
Between which two whole numbers on the number line are the given numbers? Which one is nearer the number? $9.0$
Answer$9.0$ is itself a whole number, that is, $9.$
View full question & answer→Question 761 Mark
Write of the following as decimals:
Five hundred twenty five and forty hundredths.
Answer $525+\frac{40}{100}=525.40$
View full question & answer→Question 771 Mark
Write the following as decimals:
$30+6+\frac{2}{10}$
AnswerWe have $3$ tens, $6$ ones and $2$ tenths. Therefore, the decimal is $36.2$
View full question & answer→Question 781 Mark
Which is greater? Give reason for your answer? $1.5$ or $1.50$
Answer$1.5 = 1.50$ The whole parts and the tenth parts are both equal.
View full question & answer→Question 791 Mark
Which is greater? Give reason for your answer?$3.3$ or $3.300$
Answer$3.3 = 3.300$ The whole parts and the tenth parts are both equal.
View full question & answer→Question 801 Mark
Write of the following as decimals:
One hundred, two ones and three tenths.
Answer $100+2+\frac{3}{10}=102.3$
View full question & answer→Question 811 Mark
Write the following as decimals:
Twelve and thirty five thousandths.
Answer $12+\frac{35}{1000}=12.035$
View full question & answer→Question 821 Mark
Write the following as decimals:
Twelve and four hundredths.
Answer $12+\frac{4}{100}=12.04$
View full question & answer→Question 831 Mark
Which is greater? Give reason for your answer? $1.008$ or $1.800$
Answer$1.008 < 1.800$ The whole parts are equal, and comparing the tenth parts, we have $0 < 8.$
Therefore, $1+\frac{0}{10}+\frac{8}{1000}<1+\frac{8}{10}$
View full question & answer→Question 841 Mark
Write the following as decimals:
$45+\frac{9}{100}$
AnswerWe have $4$ tens, $5$ ones and $9$ hundredths. Therefore, the decimal number is $45.09$
View full question & answer→Question 851 Mark
Represent the following number on the number line:
$0.2$
View full question & answer→Question 861 Mark
Write the following as decimals: $100+60+5+\frac{1}{10}$
AnswerWe have $2$ hundreds, $6$ tens, $5$ ones and $1$ tenths. Therefore the decimal is $265.1$
View full question & answer→Question 871 Mark
Find the value of: $91.001 - 72.9$
Answer$\underline{\ \ \ \ 91.001\\-72.900}\\\underline{=18.101}$
View full question & answer→Question 881 Mark
Fill in the blank by using $>$ or $<$ to complete the following: $0.236$ ___ $0.201$
AnswerHere, the whole parts are $0.$
Hence, we should check the tenth parts in the two numbers, which are again equal.
So, we should now check the hundredth digit, $3 > 0.$
Therefore, $\frac{2}{10}+\frac{3}{100}+\frac{6}{1000}>\frac{2}{10}+\frac{0}{100}+\frac{1}{1000}$
View full question & answer→Question 891 Mark
Find the sum in the following: $\underline{\ \ \ \ 18.003\\+ 41.7\\+ 10.95\\+\ \ 5.057\ \ }$
Answer$\underline{\ \ \ \ 18.0030\\+ 41.7000\\+ 10.9500\\+\ \ 5.0570\ \ }\\=75.7100$
View full question & answer→Question 901 Mark
Find the value of: $108.032 - 86.8$
Answer$\underline{\ \ 108.032\\-86.800}\\\underline{=21.232}$
View full question & answer→Question 911 Mark
Write of the following as decimals: Thirty and one tenths.
Answer$30+\frac{6}{10}=30.1$
View full question & answer→Question 921 Mark
Write the following as decimals: $65+\frac{2}{10}+\frac{7}{100}$
AnswerWe have $6$ tens, $5$ ones and $7$ hundredths. Therefore, the decimal number is $65.27.$
View full question & answer→Question 931 Mark
Find the value of: $100 - 26.32$
Answer$\underline{\ \ 100.00\\-26.32}\\\underline{=73.68}$
View full question & answer→Question 941 Mark
Find the sum in the following: $\underline{\ \ \ \ \ \ \ \ 3.42\\+ 264.08\\+ \ \ \ \ 7.6\\+\ \ 95.321\ \ }$
Answer$\underline{\ \ \ \ \ \ \ \ 3.420\\+ 264.080\\+ \ \ \ \ 7.600\\+\ \ 95.321\ \ }\\=370.421$
View full question & answer→Question 951 Mark
Write the following as decimals: $5\frac{1}{20}$
Answer$5\frac{1}{20}=5+\frac{1}{20}$ $=5+\frac{1\times5}{20\times5}$ $=5+\frac{5}{100}$ $=5.05$
View full question & answer→Question 961 Mark
Fill in the blank by using $>$ or $<$ to complete the following: $0.93$ ___ $0.99$
AnswerHere, the whole parts are $0.$
Hence, we should check the tenth parts, which are again equal.
So, we should now check the hundredth digit, $3 < 9.$
Therefore, $\frac{9}{10}+\frac{3}{100}<\frac{9}{10}+\frac{9}{100}$
View full question & answer→Question 971 Mark
Find the sum in the following: $0.007 + 8.5 + 30.08$
Answer$\underline{\ \ \ \ \ \ 0.007\\+\ \ 8.500\\+30.080\ \ }\\=38.587$
View full question & answer→Question 981 Mark
Represent the following number on the number line:
$1.1$
View full question & answer→Question 991 Mark
Fill in the blank by using $>$ or $<$ to complete the following: $0.109$ ___ $0.83$
AnswerHere, the whole parts are 0. Hence, we should check the tenth parts. Now, $1 < 8$. Therefore, $\frac{1}{10}+\frac{9}{100}<\frac{8}{10}+\frac{3}{100}$
View full question & answer→Question 1001 Mark
Write of the following as decimals: $23+\frac{2}{10}+\frac{6}{1000}$
AnswerHere, we have $2$ tens, $3$ ones, $2$ tenths and $6$ thousandths. Therefore, the decimal is $23.206.$
View full question & answer→