Answer:
430= 430 and 400 235= 240 and 200 675= 680 and 700 7876=7880 and 7900
Explanation:
when rounding to the nearest ten, look at ones place, when rounding to the nearest hundred, look at tens place
5 or more raise the score, 4 or less let it rest. This tells you whether to round up or round down.