Question

Add the following lengths A. 356cm,134cm. B. 218cm,64m​

Answer 1

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A: 356cm + 134 cm= 490cm

B: 218cm + 64m-

   i)conversion of metres to centimetres(for adding)

    formula= metre unit X 1000

                  = 64 X 1,000

                  =64,000cm

ii)normal addition= 64,000cm + 218cm

                              =64,218 cm

Step-by-step explanation:

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Answer 2

Add the following lengths A. 356cm+134cm and 218cm+ 64m

solution-> 356cm+134cm+218cm+64m

solution the first->64m = 64 x 100 = 6400cm

next -> 356+134+218+6400 cm

Answer = 7108 cm