7) 5 + 1/8 [-] 2 - 1/4
5 - 2 which equals to 3
1/8 - 1/4 = _____
Now, 1/8 - 2/8 = negative -1/8
Therefore, your answer for this question would have to be : 2 7/8
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8) 7 1/3 = 22/3
18 5/6 = 113/6
7 3/8 = 59/8
{for the mixed number just multiply and add}
Therefore your answer might be: 33 13/14
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10) 35(400)
35 ÷ 100
= .35
.35(400)
Therefore , your answer would have to. be 140
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