(3 / 4 × 0.75 + 3 / 4 × 0.25) △ 6 / 7 (simple calculation)

(3 / 4 × 0.75 + 3 / 4 × 0.25) △ 6 / 7 (simple calculation)

(3/4×0.75+3/4×0.25)÷6/7
=3/4x(0.75+0.25)x7/6
=3/4x7/6
=7/8

How to calculate 4.75/0.25 + 1.25/0.25

Put forward the 1 / 0,25 common factor, and then add a scratch mark
1/0.25*（4.75+1.25）
=4*6
=24

2.02 × (1.027 △ 0.26)
PS: don't be too long

2.02×(1.027÷0.26)
=2.02x3.95
=2x3.95+0.02x3.95
=7.9+0.079
=7.979
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What is the simple calculation method of 0.27 + 9.9x0.027 ladder equation?

0.27+9.9X0.027
=0.27+99X0.27
=0.27×（1+99）
=0.27×100
=27