Following the rule, perform multiplication before addition/subtraction.
(12)2×113open paren one-half close paren squared cross 1 and one-third : Following the rule
To multiply fractions, multiply the numerators together and the denominators together, then simplify the result. a) Following the rule
1212×45=252×4512 and one-half cross four-fifths equals 25 over 2 end-fraction cross four-fifths : Following the rule
3×57×11=1577the fraction with numerator 3 cross 5 and denominator 7 cross 11 end-fraction equals 15 over 77 end-fraction Simplify by dividing 6 and 18 by 6, and 5 and 25 by 5:
1×15×3=115the fraction with numerator 1 cross 1 and denominator 5 cross 3 end-fraction equals 1 over 15 end-fraction Convert to improper fractions first: