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Add1. 5 cm 9 mm + 8 cm 7 mm |
Answer» <p>cm mm 5 98 714 6</p> <p>cm mm5 78 914 6</p> <p> 5 cm 9 mm+ 8 cm 7 mm_______________ 13 cm 16 mm</p><p>but 1cm = 10mm, therefore 13cm 16mm can be written as 14cm 6mm</p> | |