Compare how you would make a model and note how to find the sum and difference of two stones weighing 2/8 pounds and 3/8 pounds
2 answers:
You would subtract 3/8-2/8, which equals 1/8. For drawing a model draw fraction strips to help.
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Answer:
Step-by-step explanation:
X+x+20+2x=180
4x+20=180
4x=160
x=40
N= x+15 where n = nina, x = the amount hiked together and the 15 is how much she already walked.
Answer:
-3
Step-by-step explanation:
5*3=15
15-18= -3
20 because 10+10=20 and 20+20=40 and 20+40=60
