Simple calculation of 0.125 × 0.25 × 0.5 × 6.4 If it's simple calculation, it's simple calculation. Just say the formula,

Simple calculation of 0.125 × 0.25 × 0.5 × 6.4 If it's simple calculation, it's simple calculation. Just say the formula,

=1/8*1/4*1/2*32/5
=4/32*8/32*16/32*32/5
=32*16/5

How to calculate 125 * 64 * 25 * 5 in grade 4 of primary school

125×64×25×5
=125×8×4×2×25×5
=（125×8）×（4×25）×（2×5）
=1000×100×10
=1000000

How much is 125 × 64

125×64=125×8×8=1000×8=8000

3.5 * 1.25 + 125% + 1.5 divided by 0.8

This "1.5 divided by 0.8" is wrong. It should be 1.5 divided by 0.8
3.5*1.25+125%+1.5÷0.8
=3.5×1.25+1.25×1+1.5×1.25
=（3.5+1+1.5）×1.25
=6×1.25
=7.5