699 * 1.03 = 719.97
3
3 significant figures.
250.00 x .03 = 7.50 + 250.00 = 257.50
No.
42
67 plus 3 equals 70.
3 plus 1 plus 4 equals 8
Yes, -8 plus plus 3 equals -5. The "plus plus" is equivalent to a positive sign, so -8 plus (+3) equals -5.
12
89
2.5 plus 6 plus 3 equals 2.5 plus 6 plus 3
4 plus 3 equals 7