76 × 103 =? Calculation by multiplication distribution law

76 × 103 =? Calculation by multiplication distribution law

76×103
=76×（100+3）
=76×100+76×3
=7600+228
=7828

1 times 1 / 2 + 2 times 1 / 3 + 3 times 1 / 1 +. How much is 2001 times 1 / 2002

1 times 1 / 2 + 2 times 1 / 3 + 3 times 1 / 1 +. 2001 times 1 / 2002 = (1-2 / 1) + (1 / 2-3 / 1) + (1 / 3-4 / 1) + × (1 / 2001-1 / 2002) = 1 / 2 + 1 / 2 + 1 / 3 + 1 / 3 + 1 / 4 + + 1 / 2001

888 and eight ninths times 0.375 equals

888 and eight ninths times 0.375
=888x0.375+0.375x8/9
=111x8x0.125x3+3x0.125x8/9
=111x3+3/9
=333 and 1 / 3