For the following, (i) use a calculator to multiply; and (ii) round the first number to the nearest 10 and the second number to the nearest whole number, then multiply to obtain an estimate of the true product. Multiply: 62.7 x 8.2
A) (i) 514.14; (ii) 480
B) (i) 515.24; (ii) 481
C) (i) 524.14; (ii) 490
D) (i) 515.24; (ii) 480
E) (i) 514.14; (ii) 481
A) (i) 514.14; (ii) 480
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