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a) 103 i 1/6 + 2 i 2/3 = ?
b) 16 i 1/7 - 4 i 3/7 = ?
c) 1 i 1/7 * 2 i 3/4 = ?
d) 6 i 1/2 : 1 i 2/3 = ?
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a) 103 i 1/6 + 2 i 2/3 = 103 i 1/6 + 2 i 4/6=105 i 5/6
b) 16 i 1/7 - 4 i 3/7 =15 i 8/6 - 4 i 3/7=11 i 5/7
c) 1 i 1/7 * 2 i 3/4 =8/7*11/4=22/7=3 i 1/7
d) 6 i 1/2 : 1 i 2/3 = 13/2*3/5=39/10=3 i 9/10