P – AS – PP33
Which estimate is more accurate for 27 + 59? 70 or 90P – AS – PP34
Which estimate is more accurate for 274 + 598? 700 or 900P – AS – PP35
Which estimate is more accurate for 82 – 59? 20 or 30P – AS – PP36
Which estimate is more accurate for 503 – 298? 200 or 300Page 250 of 307