jawab dulu woi,, mau dikumpul sekarang,,, cepat ya,,,

2. (5 x 4 : 2) x 10
=10 x 10
=100

3. (4 x 3 : 2) x 9
=6 x 9
=54

4. (24 x 12 : 2) x 18
=12 x 18
=216

5. (7 x 6 : 2) x 15
=21 x 15
=315