Question

2 4/9 × 6 8/11
= 22/9 × 74/11
=1628/99
=16 44/99
=16 4/9

4 5/9 × 2 4/9
= 41/9 × 22/9
=902/81 (tolong sederhanain sendiri soalnya takut salah)

7 11/16 × 5
= 123/16 × 5/1
= 615/16
= 38 7/16

2,1 × 2/5
= 21/10 × 2/5
= 21/25
YG SALAH KASIH TAU YAAA

Answer 1

Yg pertama bener
yg kedua 902/81=11 11/81

yg ketiga bener
yg keempat bener