Question

Isi no. 1 dan 2...
Isilah dengan jalannya!

Answer 1

1.2 1/7 +1 2/3 x2 1/2
=15/2 +5/3 x 5/2
=15/2 + 25/6
=45/6+25/6
=70/6
=11 4/6
2.2 4/7:5/6- 1 2/6
=18/7 x 6/5 - 8/6
=108/35-8/6
=648/210-280/210
=368/210
=1 158/210