Question

word problems of mixed fraction please solve it

Answer 1

I don't know the answer

Answer 2

Answer:

$1) \: \: \: 1 - \frac{3}{8} \\ \: \: \: = \frac{8 - 3}{8} \\ \: \: \: \boxed{ = \underline{ \underline{\frac{5}{8} }}} \\ \\ 2) \: \: \: 1 - ( \frac{5}{12} + \frac{5}{12} ) \\ \: \: \: = 1 - ( \frac{5 + 5}{12} ) \\ \: \: \: = 1 - \frac{ \cancel{ 10}_{ \: \: 5}}{ \cancel{ 12}_{ \: \: 6} } \\ \: \: \: = 1 - \frac{5}{6} \\ \: \: \: = \frac{6 - 5}{6} \\ \boxed{ = \underline{ \underline{ \frac{1}{6} }} \: \: \: or \: \: \: \underline{ \underline{\frac{2}{12} }}} \\ \\ 4) \: \: \: 6 \frac{1}{2} + \frac{15}{4} \\ \: \: \: = \frac{13}{2} + \frac{15}{4} \\ = \frac{28}{4} \\ \: \: \: = \underline{ \underline{7 }}\\ \: \: They \: \: bought \: \: 7 \: \: kgs \: \: of \: \: flour \: \: altogether$