Answer:
-10+12=2;+2
Step-by-step explanation:
Answer:
45/1
Step-by-step explanation:
90/2=45/1
45*2=90
Answer:
Metronome
Step-by-step explanation:
Metronome gives a steady beat to people that cant count beats in a measure
Answer:
Step-by-step explanation:
2nd one
Answer:
1.20%
Step-by-step explanation:
1.50-30=20
2.15000