Che cos'è # 10 -: 0.25 #?
Risposta:
#40#
Spiegazione:
#"consider the fractional equivalent of "0.25#
#"that is "0.25=1/4#
#"now "10-:1/4#
#"change division to multiplication and turn the fraction"#
#"upside down"##rArr10/1xx4/1=10xx4=40#
#40#
#"consider the fractional equivalent of "0.25#
#"that is "0.25=1/4#
#"now "10-:1/4#
#"change division to multiplication and turn the fraction"#
#"upside down"##rArr10/1xx4/1=10xx4=40#