Whakaoti i te 7-84*01+3*(-4*025+3^2)+41+2

$$7 - 84 \cdot 01 + 3 \cdot ( - 4 \cdot 025 + 3 ^ { 2 } ) + 41 + 2$$

Aromātai

$$77$$

Ngā Upane Otinga

Whakareatia te 84 ki te 0, ka 0.

$$7-0\times 1+3\left(-4\times 0\times 25+3^{2}\right)+41+2$$

Whakareatia te 0 ki te 1, ka 0.

$$7-0+3\left(-4\times 0\times 25+3^{2}\right)+41+2$$

Tangohia te 0 i te 7, ka 7.

$$7+3\left(-4\times 0\times 25+3^{2}\right)+41+2$$

Whakareatia te -4 ki te 0, ka 0.

$$7+3\left(0\times 25+3^{2}\right)+41+2$$

Whakareatia te 0 ki te 25, ka 0.

$$7+3\left(0+3^{2}\right)+41+2$$

Tātaihia te 3 mā te pū o 2, kia riro ko 9.

$$7+3\left(0+9\right)+41+2$$

Tāpirihia te 0 ki te 9, ka 9.

$$7+3\times 9+41+2$$

Whakareatia te 3 ki te 9, ka 27.

$$7+27+41+2$$

Tāpirihia te 7 ki te 27, ka 34.

$$34+41+2$$

Tāpirihia te 34 ki te 41, ka 75.

$$75+2$$

Tāpirihia te 75 ki te 2, ka 77.

$$77$$

Tauwehe

$$7\times 11$$