Question

Za odpowiedzi z góry dzięki a tu jest zdięcie☆☆

Answer 1

A) 1 9/16 × 2 2/5 = 25/16× 12/5= 300/80 = 3 6/8 = 3 3/4

b) 4 2/3 × 1 2/4 = 14/3 × 6/4 = 42/12 = 3 6/12= 3 1/2

c) 2 4/7 × 2 5/8= 18/7× 21/8= 378/56= 7 4/8 = 7 1/2

d) 3 1/8× 2 4/10= 25/8× 24/10= 600/80= 7 4/8= 7 1/2

e)

Answer 2

1 9/16x2 2/5=25/16x 12/5=5/4x3=15/4=3 3/4

4 2/3x1 2/4=14/3x6/4=7x1=7

2 4/7x2 5/8=18/7x21/7=18x3/7=54/7=7 5/7

3 1/8x2 4/10=25/8x24/10=5x3/2=15/2=7 1/2

3 2/9x1 7/11=29/9x18/11=29x2/11=58/11=5 3/11

3 3/4=5 3/11=7=7 1/2=7 5/7