Simple calculation of [11 + 10 / 1] * 11

Simple calculation of [11 + 10 / 1] * 11

【11+1/10】*11
=【11+0.1】*11
=11.1*(10+1)
=111+11.1
=122.1

Simple calculation of 7 / 11 × 1 / 7 × 10 / 7 × 7 / 11

7/11×1/7×10/7×7/11
=1/11×10/11
=10/121

Simple operation of 5 5 / 9 △ 10 / 11 + 3 4 / 9 × 1.1

5 5 / 9 △ 10 / 11 + 3 4 / 9 × 1.1
=5 5 / 9x11 / 10 + 3 4 / 9 × 1.1
=5 5 / 9x1.1 + 3 4 / 9 × 1.1
=1.1x(50/9+31/9)
=1.1x81/9
=1.1x9
=9.9

Simple calculation of 10-11 / 7-11 / 7

10 out of 7-4 out of 11-7 out of 11
=10 out of 7 - (4 out of 11 + 7 out of 11)
=10-1 out of 7
=Three out of seven