Question

Tolong di jawab ya..

Answer 1

1) 38x28= 40x30= 120
2) 87÷31= 90÷30= 3
3) (98-32)+79= (100-30)+80= 70+80= 150
4) (1.520÷96)+9= (1.500÷100)+10= 15+10=25
5) (92-18)x32= (90-20)x30= 70x30= 2.100
6) (14.022÷711)-10= (14.000÷700)-10= 20-10= 10