Oblicz:
a) 4-(5-2 3/5)=
b) 8-(2-3/7)+3 3/7=
rozpisać
a) 4-(5-2 3/5)=4-5+2 3/5=1 i 3/5
b) 8-(2-3/7)+3 3/7=8-2+3/7+3 3/7 =12 i 6/7
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a) 4-(5-2 3/5)=4-5+2 3/5=1 i 3/5
b) 8-(2-3/7)+3 3/7=8-2+3/7+3 3/7 =12 i 6/7