Printable worksheet ยท 3 of 4
A letter can stand for a number - Paper 3
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
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Rectangle rule P = 2l + 2w, with l=16 cm and w=9 cm. Separate invented cost rule C = 4n + 6 pounds, where n is the number of items; use n=7. The fixed charge is paid once. A number beside a letter means multiplication.
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