34 times 25 = 100 plus 75 = 175 A student completed the multiplication problem shown on the left. What was done incorrectly?

She made an addition error when adding 100 + 75.
After she multiplied 4 × 20, the two extra tens from
4 × 5 were not added.
She multiplied 3 × 25 instead of 30 × 25.
She made a multiplication error when multiplying
4 × 25.

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5

they disappear if your absent from to long. i found out that the hard way.

step-by-step explanation:

brainliest lol i just need one more brainliest.

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3/20

step-by-step explanation:

well, there are 20 outcomes, and 3 of them you want. so, 3/20