Question

how is 2.3-20=17.7 reasonable
Ms. Sue
It is not reasonable. When you take a number from a smaller number, the difference is negative.

Negative 17.7 is reasonable.

isabella
It is not reasonable because when I added 17.7 and 20 I got 2.3
linzey
you do know one of the numbers we subtracted is 2.3
linzey
.you do know one of the numbers we subtracted is 2.3