Question

Determinati termenul necunoscut x stiind ca 100 + x:12=104 de la punctu c nu stiu

Answer 1

a) 256:x=4
x=256:4
x=64
b) x:4=2003
x=2003×4
x=8012
c) 100+x:12=104
x:12= 104-100
x:12=4
x=4×12
x= 48
d) x:16=17
x=17×16
x= 362
e) 880:x+19=39
880:x=39-19
880:x= 20
x= 880:20
x= 44
f) x:10+39=139
x:10=139-39
x:10= 100
x=100×10
x= 1000