Q.
20÷4×15=
40×2÷8=︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎
20÷4×15=
40×2÷8=︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎︎ ︎ ︎
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20 ÷ 4 × 15
= (20 ÷ 4) × 15
= (5 × 15)
= 75
40 × 2 ÷ 8
= (40 × 2) ÷ 8
= (80 ÷ 8)
= 10
No. 1
[tex]20 : 4 \times 15[/tex]
[tex] = (20 : 4 )\times 15[/tex]
[tex] = 5 \times 15[/tex]
[tex] = 75[/tex]
No. 2
[tex]40 \times 2 : 8[/tex]
[tex] = (40 \times 2) : 8[/tex]
[tex] = 80 : 8[/tex]
[tex] = 10[/tex]