Topic: X 21
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What is 3 x 21?
You should use your calculator for such simple sums. It is far quicker and involves fewer key depressions than posting the question on WA. Read More »
Source: http://wiki.answers.com/Q/What_is_3_x_21
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X 21
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21 x 7 = 147 One way to do this may be: (20 x 7) + (1 x7) = 147 Or: (2 x (10 x7)) + (1 x 7) = 147 In other words, break the problem up into small manageable chunks.
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Source: http://wiki.answers.com/Q/What_is_21_x_7
20*21 is 420 Answered by: Emilio Aranda_EL Paso, Tx (Emilioa)
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Source: http://wiki.answers.com/Q/What_is_20_x_21
