67

Double Digits

100

What is definition of double digits 

Any number or percentage from 10 to 99, comprising two numerical characters (digits) in base 10.

200

21 x 14

294

300

52 x 17

1404

400

78 x 49

3822

500

31 x 23 

713

Mutliplying Numetors

100

What is the definition of multiplying numerators?

The first step in multiplying fractions, where the top numbers (numerators) of two or more fractions are multiplied together to determine the numerator of the resulting product.

200

1 x 4

4 x 5

• Numerator Product: 1 x 3 = 3
• Denominator Product: 4 x 5 = 20

300

2 x 3 

3 x 8

• Numerator Product: 2 x 3 = 6
• Denominator Product: 3 x 8 = 24

400

7 x 2 

9 x 3

• Numerator Product: 7 x 2 = 14
• Denominator Product: 9 x 3 = 27

500

5 x 2 

6 x 3 

• Numerator Product: 5 x 2 = 10
• Denominator Product: 6 x 3 = 18

Multiply Decimals

100

What is the multiply decimals definition?

The process of multiplying two or more decimal numbers by first ignoring the decimal points and multiplying them as whole numbers.

200

0.3 x 0.8 

0.24

300

3.25 x 1.2 

3.9

400

0.03 x 1.1 

0.033

500

7.11 x 9 

63.99

Multiply Fractons

100

What is definition of multiplying fractions

The process of multiplying two or more decimal numbers by first ignoring the decimal points and multiplying them as whole numbers.

200

{2}{7} x {9}{8}

{18}{56}

300

3 x {3}{4}

 {9}{4}or {1}{4}

400

{3}{7} x {5}{9}

{15}{63}

500

{1}{2} {3}{5}

{3}{10}

Multiplying rationals/irrationals

100

What is the definition multiply rational/irrational

The product of a non-zero rational number and an irrational number is always irrational.

200

{5}{9n} {80}{33n}

{400}{297}

300

{6(r+2)}{20} 

{r}{5}

400

{1}{v+10} {10v+30}{v+3}

{10(v+3)}{(v+10)(v+3)} = {10}{v+10}

500

{9(r+4)}{r+4} x {9r}{9(r-5)} 

{9r}{r-5}