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-7 - 8 = -15 If you subtract a number from a negative number, then the result is going to be negative. So, its like you add the absolute values of the numbers, and then put a negative sign in front. EX: 7+8=15, so -7-8= -15
7 + 8 = 15 7 - 8 = -1 7 x 8 = 56 7 ÷ 8 = 0.875
7+ 7/8=7 and 7/8 or 63/8 Get common denomenators by multiplying 7/1 by 8 to get 56/8. Add 56 and 7 to get 63/8... or 7 and 7/8.
7 and 8
7 out of 8 is 7/8.
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