Answer:
They are used in place fir an unknow value
Step-by-step explanation:
See attached
Refer to picture
Answer:21-3+8=26
-14+31-6=11
Expressed as a fraction 56 is 56/35 of 35. That fraction can be reduced, and expressed several ways.
56/35 = 8/5 = 1 3/5 = 1.6
56 is 1 3/5 of 35
56 is 1.6 times 35
