The sum of -3491 and 4567 is ___
When the integers have unlike signs, find the difference and put the sign of the greater number. Therefore
-3491 + 4567 = 1076
Complete the pattern 4 , 45 , 456 ,4567 ,45678 , ___
Question 3(b) Estimate the following product using general rule: 5281 x 3491