Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- - 17 + 16 = _______
- - 10 - 5 = _______
- - 7 - 10 = _______
- - 2 + 7 = _______
(a)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 17 + 16
= 16 - 17
= - 1
(b)
- 10 - 5 = - 15
(c)
- 7 - 10 = - 17
(d)
Rearrange the sequence so that the minus sign is in the center of the equation.
- 2 + 7
= 7 - 2
= 5
Answer(s): - 1, - 15, - 17, 5