(i) 7 hundreds + 4 tens + 3 ones + 4 hundredths + 7 thousandths. = 7 x 100 + 4 x 10 + 3 x 1 + 4 x 1100 + 7 x 11000 = 743 + 471000 = =7430001000+471000=7430471000
( 1 mark)
(ii) 4 thousands + 7 hundreds + 7 tens + 9 ones + 1 tenths. = 4 x 1000 + 7 x 100 + 7 x 10 + 9 x 1 + 110= 4779 + 110 = =4779010+110=4779110 ( 1 mark )