Question

3. Express as em using decimals.
(a) 5 mm
(b) 60 mm
(e) 93 mm
(c) 164 mm
(d) 9 cm 8 mm​

Answer 1

Answer:

I hope it helps you a lot

Step-by-step explanation:

(a) 1 cm = 10 mm

1 mm = \frac{1}{10}

10

1

cm

5 mm = 5\times\frac{1}{10}=\ \frac{5}{10}=0.5\ cm5×

10

1

=

10

5

=0.5 cm

(b) 1 cm = 10 mm

1 mm = \frac{1}{10}

10

1

cm

60 mm = 60\times\frac{1}{10}=\ \frac{60}{10}=6\ cm60×

10

1

=

10

60

=6 cm

(c) 1 cm = 10 mm

1 mm = \frac{1}{10}

10

1

cm

164 mm = 164\times\frac{1}{10}=\frac{164}{10}=16.4\ cm164×

10

1

=

10

164

=16.4 cm

(d) 1 cm = 10 mm

1 mm = \frac{1}{10}

10

1

cm

9 cm 8 mm = 9+\left(8\times\frac{1}{10}\right)=9+\frac{8}{10}=9+0.8=9.8\ cm9+(8×

10

1

)=9+

10

8

=9+0.8=9.8 cm

(e) 1 cm = 10 mm

1 mm = \frac{1}{10}

10

1

cm

93 mm = 93\times\frac{1}{10}=\frac{93}{10}=9.3\ cm93×

10

1

=

10

93

=9.3 cm