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This teacher training package covers the concept of Egyptian Multiplication using a step-by-step approach for preparatory courses. Learn how to calculate using the ancient method of doubling and adding numbers progressively. Practice is included.
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2.5 Number systems Teacher training package for preparatory course for numeracy specialists
Fill in the gaps LXXIV 19
Answers CXI 111 74 LXXIV 19 XIX
Egyptian Multiplication 21 22 1 2 4 8 16 32 22 44 88 176 352 704 Add together the results of the numbers whose sum is 21 16 + 4 + 1 = 21
Egyptian Multiplication 21 22 1 2 4 8 16 32 22 44 88 176 352 704 22 + 88 + 352 = 16 + 4 + 1 = 21 462 Now you try!