420
(420*10)-(12*100)= 4200-1200= 3000
430
420 is greater in value than 402. This is due to the fact that a digit in the tens place is ten times as great as a digit in the ones place.
4 hundreds means 4x100=400. Two tens mean 2x10=20 Thus, their sum would be 400+20=420.
420 ÷ 10 = 42
420
420
420
(420*10)-(12*100)= 4200-1200= 3000
423 to the nearest tens is 420
42*10 = 420 16*1 = 16 420+16 = 436.
418 to the nearest tens place is 420
430
421 rounded to nearest tens is 420
420 is greater in value than 402. This is due to the fact that a digit in the tens place is ten times as great as a digit in the ones place.
4 hundreds means 4x100=400. Two tens mean 2x10=20 Thus, their sum would be 400+20=420.