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BlackZzzverrR [31]
3 years ago
14

Drag the tiles to the correct boxes to complete the pairs.

Mathematics
2 answers:
Delvig [45]3 years ago
6 0

16/-8=-2

Whenever dividing a -negative number and +positive number= number will be always -

3  3/7 / 1  1/7= 24/7 *7/8= 3 ( Cross out 7 and 7, divide by 1). Cross out 8 and 24 and divide by 8) ( Also always flip over the second fraction only when dividing)

3 3/7= 24/7 because multiply the denominator and whole number. 3*7=21

Add 21 with the numerator (3)= 21+3=24

-12.2 / (-6.1)=2

Whenever dividing two - negative numbers= + positive number

-2 2/5 / 4/5= -12/5*5/4=-3 Cross out 5 and 5- divide by 5. Cross out 4 and -12, divide by 4

Answers:

- 2 = 16/-8=-2

3= 3  3/7 /( dividing )1 1/7= 3

2= -12.2 / (-6.1)=2

-3=-2 2/5 / ( dividing) 4/5=-3

amm18123 years ago
4 0

Answer:

1). -2 = 16 ÷ (-8)

2) 3 = 3\frac{3}{7} ÷ 1\frac{1}{7}

3). 2 = (-12.2) ÷ (-6.1)

4). -3 = -2\frac{2}{5} ÷ \frac{4}{5}

Step-by-step explanation:

1). 16 ÷ (-8) = -\frac{16}{8}=-2

2). 3\frac{3}{7} ÷ 1\frac{1}{7}

   = \frac{24}{7} ÷ \frac{8}{7}

   = \frac{24}{7}\times \frac{7}{8}

   = 3

3). (-12.2) ÷ (-6.1)

   = \frac{12.2}{6.1}

   = 2

4). -2\frac{2}{5} ÷ \frac{4}{5}

   = -\frac{12}{5} ÷ \frac{4}{5}

   = -\frac{12}{5} × \frac{5}{4}

   = -3

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Step-by-step explanation:

Given : If you multiply a number by 3 and then subtract 5, you will get 40.

To find : what is the number.

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