Question

15-7×(24:4-25:5)= 100-6×7-2×(8-5:5)= 3×(8-6)+2×(9-4:1)=

Answer 1

15 - 7 × ( 24 : 4 - 25 : 5 ) =

15 - 7 × ( 6 - 25 : 5 ) =

15 - 7 × ( 6 - 5 ) =

15 - 7 × 1

15 - 7

8

100 - 6 × 7 - 2 × ( 8 - 5 : 5 ) =

100 - 6 × 7 - 2 × ( 8 - 1 )=

100 - 6 × 7 - 2 × 7 =

100 - 42 - 2 × 7 =

100 - 42 - 14 =

58 - 14 =

44

3 × ( 8 - 6 ) + 2 × (9 - 4 : 1 ) =
3 × 2 + 2 × ( 9 - 4 : 1 )
3 × 2 + 2 × ( 9 - 4 )
3 × 2 + 2 × 5 =
6 + 2 × 5 =
6 + 10 =
16

Answer 2

3*2+2*(9-4)=3*2+2*5=6+10=16