Rosita was asked to find the difference of 429 and 387. Her work is shown.
429
–387
162
Which statements are true about Rosita’s work? Check all that apply.
Rosita lined up the place values correctly.
Rosita should have regrouped to subtract 7 from 9 in the ones place.
Rosita confused the minuend and the subtrahend.
Rosita should have regrouped to subtract 8 from 2 in the tens place.
Rosita’s answer is incorrect. It should be 42.
