Question 11 Mark
Divide:
$3 \text { by } \frac{1}{3}$
Answer$=3 \div \frac{1}{3}=3 \times \frac{3}{1}=9$
View full question & answer→Question 21 Mark
Evaluate: $-\frac{3}{4} \div(-9)$
Answer$=-\frac{3}{4} \times \frac{1}{-9}=\frac{(-1) \times 1}{4 \times(-3)}=\frac{1}{12}$
View full question & answer→Question 31 Mark
Evaluate: $0 \div\left(-\frac{4}{7}\right)$
Answer$=0 \times\left(-\frac{7}{4}\right)=0$
View full question & answer→Question 41 Mark
Evaluate: $3 \div \frac{3}{5}$
Answer$3 \times \frac{5}{3}=\frac{1 \times 5}{1 \times 1}=5$
View full question & answer→Question 51 Mark
Evaluate: $1 \div \frac{1}{3}$
Answer$1 \times \frac{3}{1}=3$
View full question & answer→Question 61 Mark
Write the Reciprocal (Multiplicative Inverse) of Rational Number, Given Below:$\frac{15}{-17}$
Answer$\frac{15}{-17}=\frac{-17}{15}=1 \frac{2}{15}$
View full question & answer→Question 71 Mark
Write the Reciprocal $($Multiplicative Inverse$)$ of Rational Number, Given Below:$\frac{-8}{-7}$
Answer$\frac{-8}{-7}=\frac{8}{7}=1 \frac{1}{7}$
View full question & answer→Question 81 Mark
Write the Reciprocal $($Multiplicative Inverse$)$ of Rational Number, Given Below:$\frac{-7}{-8}$
Answer$\frac{-7}{-8}=\frac{8}{7}=1 \frac{1}{7}$
View full question & answer→Question 91 Mark
Write the Reciprocal $($Multiplicative Inverse$)$ of Rational Number, Given Below:$\frac{5}{11}$
Answer$\frac{5}{11}=\frac{11}{5}=2 \frac{1}{5}$
View full question & answer→Question 101 Mark
Write the Reciprocal $($Multiplicative Inverse$)$ of Rational Number, Given Below: $-3$
View full question & answer→Question 111 Mark
Write the Reciprocal $($Multiplicative Inverse$)$ of Rational Number, Given Below: $5$
View full question & answer→Question 121 Mark
Multiply the rational number, given below, by one $(1):\ \frac{-6}{-7}$
Answer$=\frac{-6}{-7} \times 1=1 \times\left(\frac{-6}{-7}\right)=\frac{6}{7}$
View full question & answer→Question 131 Mark
Multiply the rational number, given below, by one $(1):\ \frac{-8}{13}$
Answer$=\frac{-8}{13} \times 1=1 \times\left(\frac{-8}{13}\right)=\frac{-8}{13}$
View full question & answer→Question 141 Mark
Multiply the rational number, given below, by one $(1):\ 0$
Answer$= 0 \times 1 = 1 \times 0 = 0$
View full question & answer→Question 151 Mark
Multiply the rational number, given below, by one $(1):\ \frac{-3}{-4}$
Answer$=\frac{-3}{-4} \times 1=1 \times\left(\frac{-3}{-4}\right)=\frac{3}{4}$
View full question & answer→Question 161 Mark
Multiply the rational number, given below, by one $(1):\ \frac{7}{-5}$
Answer$=\frac{7}{-5} \times 1=1 \times\left(\frac{7}{-5}\right)=\frac{7}{-5}$
View full question & answer→Question 171 Mark
Multiply: $ \frac{3}{-2} \text { and } \frac{-7}{3} $
Answer$ =\frac{3 \times(-7)}{(-2) \times 3}=\frac{1 \times(-7)}{(-2) \times 1}$
$ =\frac{-7}{-2}=\frac{7}{2}=3 \frac{1}{2}$
View full question & answer→Question 181 Mark
Multiply: $\frac{-7}{10} \text { and } \frac{-8}{15}$
Answer$=\frac{(-7) \times(-8)}{10 \times 15}$
$=\frac{(-7) \times(-4)}{5 \times 15}$
$=\frac{28}{75}$
View full question & answer→Question 191 Mark
Multiply:$\frac{36}{-7} \text { and } \frac{-9}{28}$
Answer$ \frac{36 \times-9}{(-7) \times 28}=\frac{9 \times(-9)}{(-7) \times 7}$
$ =\frac{-81}{-49}=\frac{81}{49} =1 \frac{32}{49}$
View full question & answer→Question 201 Mark
Multiply: $\frac{-7}{8}$ and $4$
Answer$=\frac{-7 \times 4}{8 \times 1}$
$=\frac{-7 \times 1}{2 \times 1}$
$=\frac{-7}{2}$
$=3 \frac{1}{2}$
View full question & answer→Question 211 Mark
Multiply:$\frac{2}{7} \text { and } \frac{-14}{9}$
Answer$=\frac{2 \times(-14)}{7 \times 9}$
$=\frac{2 \times(-2)}{1 \times 9}$
$=\frac{-4}{9}$
View full question & answer→Question 221 Mark
Multiply: $\frac{5}{6} \text { and } \frac{8}{9}$
Answer$=\frac{5 \times 8}{6 \times 9}$
$=\frac{5 \times 4}{3 \times 9}$
$=\frac{20}{27}$
View full question & answer→Question 231 Mark
Evaluate:$\frac{16}{5} \times \frac{20}{8}$
Answer$=\frac{-16 \times 20}{5 \times 8}$
$=\frac{-2 \times 4}{1 \times 1}$
$=-8$
View full question & answer→Question 241 Mark
Evaluate:$\frac{-11}{9} \times \frac{-51}{-44}$
Answer$ =\frac{(-11) \times(-51)}{9 \times(-44)}$
$=\frac{1 \times(-51)}{9 \times 4}$
$ =\frac{-51}{36}$
$=\frac{-17}{12}$
View full question & answer→Question 251 Mark
Evaluate:$\frac{-125}{72} \times \frac{9}{-5}$
Answer$ =\frac{-125 \times 9}{72 \times-5}$
$=\frac{25 \times 1}{8 \times 1}$
$=\frac{25}{8}$
$=3 \frac{1}{8}$
View full question & answer→Question 261 Mark
Evaluate:$\frac{7}{6} \times \frac{-18}{91}$
Answer$\frac{7 \times(-18)}{6 \times 91}$
$=\frac{1 \times(-3)}{1 \times 13}$
$=\frac{-3}{13}$
View full question & answer→Question 271 Mark
Name the multiplication property of rational number show below: $ \frac{-3}{4} \times 0=0 $
View full question & answer→Question 281 Mark
Name the multiplication property of rational number show below:$\frac{8}{-9} \times 1=1 \times \frac{8}{-9}=\frac{8}{-9}$
View full question & answer→Question 291 Mark
Name the multiplication property of rational number show below:$\frac{-7}{5} \times \frac{5}{-7}=1$
View full question & answer→Question 301 Mark
Name the multiplication property of rational number show below:$\frac{4}{5} \times\left(\frac{3}{-8}+\frac{-4}{7}\right)=\frac{4}{5} \times \frac{3}{-8}+\frac{4}{5} \times \frac{-4}{7}$
View full question & answer→Question 311 Mark
Name the multiplication property of rational number show below:$\frac{-3}{4} \times\left(\frac{5}{7} \times \frac{-8}{15}\right)=\left(\frac{-3}{4} \times \frac{5}{7}\right) \times \frac{-8}{15}$
View full question & answer→Question 321 Mark
Name the multiplication property of rational number show below:$\frac{3}{5} \times \frac{-8}{9}=\frac{-8}{9} \times \frac{3}{5}$
View full question & answer→Question 331 Mark
Evaluate:$(-1)-\frac{4}{9}$
Answer$ =\frac{-1 \times 9}{1 \times 9}-\frac{4 \times 1}{9 \times 1}$
$=\frac{-9-4}{9}$
$=\frac{-13}{9}$
View full question & answer→Question 341 Mark
Write the Additive Inverse $($Negative$)$ of : $\frac{-3}{1}$
AnswerThe additive inverse of $\frac{-3}{1}=3$
View full question & answer→Question 351 Mark
Write the Additive Inverse $($Negative$)$ of : $-\frac{1}{3}$
AnswerThe Additive Inverse of $-\frac{1}{3}$
$=\frac{1}{3}$
View full question & answer→Question 361 Mark
Write the Additive Inverse $($Negative$)$ of $: 1$
AnswerThe Additive Inverse of $1 = -1$
View full question & answer→Question 371 Mark
Write the Additive Inverse $($Negative$)$ of : $-2$
AnswerThe Additive Inverse of $-2=2$
View full question & answer→Question 381 Mark
Write the Additive Inverse $($Negative$)$ of : $0$
AnswerThe Additive Inverse of $0 = 0$
View full question & answer→Question 391 Mark
Write the Additive Inverse $($Negative$)$ of : $\frac{-4}{-13}$
AnswerThe Additive Inverse of $\frac{-4}{-13}$ or $\left(\frac{4}{13}\right)$
$=$ $-\frac{4}{13}$
View full question & answer→Question 401 Mark
Write the Additive Inverse $($Negative$)$ of : $\frac{-7}{5}$
AnswerThe Additive Inverse of $\frac{-7}{5}$
$=\frac{7}{5}$
View full question & answer→Question 411 Mark
Write the Additive Inverse$($Negative$)$ of : $\frac{4}{-9}$
AnswerThe additive inverse of $\frac{4}{-9}$
$=\frac{4}{9}$
View full question & answer→Question 421 Mark
Write the Additive Inverse $($Negative$)$ of : $\frac{-3}{8}$
AnswerThe additive inverse of $\frac{-3}{8}$
$=\frac{3}{8}$
View full question & answer→Question 431 Mark
Evaluate:$\frac{5}{-11}+0$
Answer$=\frac{-5 \times 1}{11 \times 1}+\frac{0 \times 11}{1 \times 11}$
$\text{(LCM}$ of $0$ and $11=11)$
$=\frac{-5+0}{11}=\frac{-5}{11}$
View full question & answer→Question 441 Mark
Evaluate:$0+\frac{-2}{7}$
Answer$=\frac{0 \times 7}{1 \times 7}-\frac{2 \times 1}{7 \times 1}( \text{LCM}$ of $0$ and $7=7)$
$=\frac{0-2}{7}$
$=\frac{-2}{7}$
View full question & answer→